Publications

Below you will find a selection of my papers -- most of them are available in PDF format so feel free to ask me for pdfs/reprints.

Books

6. Toulkeridis, T., Constantin, S., and Addison, A. Eds. (2015) 3er Simposio Internacional de Espeleología en el Ecuador - Boletín Científico Tena 13 - 15 marzo 2015. Universidad de las Fuerzas Armadas, ESPE, 180 p, ISBN: 978-9942-21-328-0

5. Trinkaus, E., Constantin, S., and Zilhão, J. Eds. (2012) Life and Death at the Pestera cu Oase. A Setting for Modern Human Emergence in Europe. Oxford University Press USA, 438 p. ISBN: 978-0-19-539822-9.

4. Onac, B.P., Tamas, T., Constantin, S., & Persoiu, A. (Eds.) (2006) Archives of climate change in karst. Karst Waters Institute USA, Special Publication 10, 246 p. (ISBN 978-0-9640258-9-2).

3. Constantin, S. (Ed.) (2006) Field trips in the karst of Romania. Selected routes from Southern Carpathians. 2-nd edition, Ed. AGIR, Bucuresti, 88 p. (ISBN 973-720-037-3).

2. Iurkiewicz, A., Constantin, S. & Badescu, B. (1996) Sisteme carstice majore din zona Resita–Moldova Noua. ISBN 973-0-00314-9, Ed. ASER, Resita, 72 p. ("Major karst system in Resita-Moldova Noua area", in Romanian).

1. Iurkiewicz, A., Constantin, S. & Povara, I. (1996) Karst of southwestern Romania. (Field-trip guide to the XIVth symposium on Theoretical & Applied Karstology, Baile Herculane, Romania, 1996), Ed. ISER, Bucuresti, 52 p.

Chapters in books

17. Tîrlă, M.-L., Constantin, S., 2025. The Danube Gorge at Cazane. In: Perșoiu, I., Tîrlă, M.-L., Moroșanu-Mitoșeriu, G. (Eds.), Complex geomorphological landscapes of South-West Romania: glacial and periglacial, karst and tectonic geomorphology, denudational and volcanic landforms. Post-Conference field trip guide book. Editura Universitară, București, pp. 27-31 

16. Constantin, S. (2018) Aninei Mountains: The Ponor-Plopa Cave System. In: Cave and Karst Systems of Romania (Ponta, G.M.L. & Onac, B.P. Eds), Springer, pp. 233-242.

15. Toulkeridis, T., Addison, A., Constantin, S., Arce, O. (2016) Candidatos ecuatorianos para la Lista Mundial del Patrimonio Natural - las cuevas Triple Volcan y Tayos. VIII Jornadas Académicas Turismo y Patrimonio, Compartiendo lo nuestro con el mundo. (Toulkeridis, T., Andrade, L., Mejía, M., Cartay, R., Regalado, L. Eds.) Imprenta ESPE, pp.21-29

14. Constantin, S. (2015) Speleothems as archives of the past – a beginner’s guide. In: 3er Simposio Internacional de Espeleología en el Ecuador - Boletín Científico Tena 13 - 15 marzo 2015 (Toulkeridis, T., Constantin, S., Addison, A. Eds). Universidad de las Fuerzas Armadas, ESPE, pp. 74-87.

13. Stefan Milota, Mircea Gherase, Laurentiu Sarcina, Ricardo Rodrigo, Oana Moldovan, Erik Trinkaus, Silviu Constantin, João Zilhão (2012) Exploration and Documentation of the Pestera cu Oase, in Life and Death at the Pestera cu Oase. A Setting for Modern Human Emergence in Europe (Erik Trinkaus, Silviu Constantin, and João Zilhão, Eds.) Oxford University Press USA, 438 p. ISBN: 978-0-19-539822-9; pp: 5-15.

12. João Zilhão, Stefan Milota, Ricardo Rodrigo, Silviu Constantin, Erik Trinkaus (2012) Problems, Approaches and Fieldwork: 2004-2005. in Life and Death at the Pestera cu Oase. A Setting for Modern Human Emergence in Europe (Erik Trinkaus, Silviu Constantin, and João Zilhão, Eds.) Oxford University Press USA, 438 p. ISBN: 978-0-19-539822-9; pp: 16-30.

11. Silviu Constantin (2012) The Karst Geology of the Ponor-Plopa System in its Regional Context. in Life and Death at the Pestera cu Oase. A Setting for Modern Human Emergence in Europe (Erik Trinkaus, Silviu Constantin, and João Zilhão, Eds.) Oxford University Press USA, 438 p. ISBN: 978-0-19-539822-9; pp: 33-40.

10. Silviu Constantin, Cristian-Mihai Munteanu, Stefan Milota, Laurentiu Sarcina, Mircea Gherase, João Zilhão (2012) The Ponor-Plopa Cave System: Description, Sediments, and Genesis. in Life and Death at the Pestera cu Oase. A Setting for Modern Human Emergence in Europe (Erik Trinkaus, Silviu Constantin, and João Zilhão, Eds.) Oxford University Press USA, 438 p. ISBN: 978-0-19-539822-9; pp: 41-55.

9. Silviu Constantin, Stein-Erik Lauritzen (2012) Uranium-Series Dating on Speleothems from the Pestera cu Oase. in Life and Death at the Pestera cu Oase. A Setting for Modern Human Emergence in Europe (Erik Trinkaus, Silviu Constantin, and João Zilhão, Eds.) Oxford University Press USA, 438 p. ISBN: 978-0-19-539822-9; pp: 56-72.

8. Cristian Panaiotu, Silviu Constantin, Catalin Petrea, Viorel Horoi, Cristina-Emilia Panaiotu (2012) Rock Magnetic Data of Late Pleistocene sediments from the Pestera cu Oase and their Paleoclimatic Significance. in Life and Death at the Pestera cu Oase. A Setting for Modern Human Emergence in Europe (Erik Trinkaus, Silviu Constantin, and João Zilhão, Eds.) Oxford University Press USA, 438 p. ISBN: 978-0-19-539822-9; pp: 86-99.

7. Silviu Constantin, João Zilhão, Erik Trinkaus (2012) The Paleoenvironmental Context of the Pestera cu Oase. in Life and Death at the Pestera cu Oase. A Setting for Modern Human Emergence in Europe (Erik Trinkaus, Silviu Constantin, and João Zilhão, Eds.) Oxford University Press USA, 438 p. ISBN: 978-0-19-539822-9; pp: 385-388.

6. Zilhao J., Trinkaus E., Constantin S., Milota S., Gherase M., Sarcina L., Danciu A., Rougier H., Quilès J. &  Rodrigo R. (2007) The Pestera cu Oase people: Europe's earliest modern humans. In: Mellars P., Boyle K., Bar-Yosef O. &  Stringer C. (Ed.) - Rethinking the Human Revolution. McDonald Institute for Archaeological Research, Cambridge, pp. 249-262. (ISBN-13: 978-1-902937-46-5)

5. Constantin, S. (2006) The Danube Gorge and Ponicova Cave. In: Field Trips in the Karst of Romania. Selected routes from Southern Carpathians (Constantin, S. Ed.) Ed. AGIR, Bucuresti, pp. 20-27. (ISBN 973-720-037-3)

4. Goran, C., Constantin, S., & Horoi, V. (2006) South Mehedinţi Plateau and Epuran-Topolniţa Cave System: In: Field Trips in the Karst of Romania. Selected routes from Southern Carpathians (Constantin, S. Ed.) Ed. AGIR, Bucuresti, pp. 28-40. (ISBN 973-720-037-3)

3. Goran, C., Constantin, S., & Horoi, V. (2006) Karst areas in the Southern Carpathians between Cerna and Olt rivers: In: Field Trips in the Karst of Romania. Selected routes from Southern Carpathians (Constantin, S. Ed.) Ed. AGIR, Bucuresti, pp. 41-76. (ISBN 973-720-037-3)

2. Vlaicu, M. & Constantin, S. (2006) The Southern Carpathians karst areas between Olt and Prahova valleys. In: Field Trips in the Karst of Romania. Selected routes from Southern Carpathians (Constantin, S. Ed.) Ed. AGIR, Bucuresti, pp. 78-83. (ISBN 973-720-037-3)

1. Onac, B.P. & Constantin, S. (2003) Karst of Eastern Europe. In: Encyclopedia of Caves and Karst (Gunn, J. Editor), Routledge, New York, pp. 328-331. (ISBN: 1-57958-399-7)

Peer-reviewed papers (selection)

60. Toulkeridis T., Addison, A., Constantin, S., Caceres-Santacruz, N., Paez-Barrera, G.T. (2025) The remarkable geosites Triple Volcano and Tayos caves in Ecuador – potential candidates for the World Natural Heritage list. Geojournal of Tourism and Geosites, 62, 4, 2486-2496. https://doi.org/10.30892/gtg.62443-1609 

59. Henneberger, K., Barlow, A., Alberti, F., Preick, M., Constantin, S., Döppes, D., Rosendahl, W., Hofreiter, M., Paijmans, JLA. (2015) A method for PCR-free library preparation for sequencing palaeogenomes. PLOS One, 20(3), e0319573, https://doi.org/10.1371/journal.pone.0319573 

58. Haidău, C., Mirea, I.C., Constantin, S., Moldovan, O.T. (2025) Bacteria as paleoenvironmental proxies: the study of a cave Pleistocene profile. Biogeosciences, 22, 5, 1163-1182. https://doi.org/10.5194/bg-22-1163-2025 

57. Warken, S.F., Riechelmann, D.F.C., Fohlmeister, J., Schröder-Ritzrau, A., Frank, N., Scholz, D., Jochum, K.P., Mirea, I-C., Constantin, S., Spötl, C. (2024) Dynamic processes determine precipitation variability in Eastern Central Europe since the Last Glacial Maximum. Nature Commun Earth Environ 5, 694. https://doi.org/10.1038/s43247-024-01876-9 

56. Robu, M., Marom, N., Mirea, I-C., Faur, L-M., Petculescu, A., Kenesz, M., Shafir, R., Égüez, N., Constantin, S. (2024) Intraguild interactions among carnivorans of the last glacial: The case of wolves and bears from Muierilor Cave, Romania, Quaternary Science Reviews, 334, 108720, https://doi.org/10.1016/j.quascirev.2024.108720 

55. Torok, A.I., Casoni, D., Senila, M., Tanaselia, C., Covaci, E., Hoaghia, M-A., Neag, E., Cadar, O., Levei, E. A., Arghir, R., Moldovan, O.T., Constantin, S., Frentiu, T. (2023) Spatial variability and hydro/geochemical profiling of the elemental composition of mineral deposits and drip water from caves using unsupervised chemometric modelling. Chemical Geology,121903, https://doi.org/10.1016/j.chemgeo.2023.121903. 

54. Duñó-Iglesias, P., Ramírez-Pedraza, I., Rivals, F., Mirea, I-C., Faur, L-M., Constantin, S., Robu, M. (2023) Palaeodiet during the pre-dormancy period of MIS 3 Romanian cave bears as inferred from dental microwear analysis., Palaeogeography, Palaeoclimatology, Palaeoecology, 636, 111988, https://doi.org/10.1016/j.palaeo.2023.111988. 

53. Măntoiu, D.S., Mirea, I.C., Şandric, I.C., Cîşlariu, A.G., Gherghel, I., Constantin, S., Moldovan, O.T. (2022) Bat Dynamics Modelling as a Tool for Conservation Management in Subterranean Environments.  PLoS ONE 17(10): 1–25.

52. Haidău, C., Năstase-Bucur, R., Bulzu,P., Levei, E., Cadar, O., Mirea, I.C., Faur, L., Fruth, V., Atkinson, I., Constantin, S., Moldovan, O.T. (2022) A 16S RRNA Gene-Based Metabarcoding of Phosphate-Rich Deposits in Muierilor Cave, South-Western Carpathians. Frontiers in Microbiology, 13, 877481. 

51. Moldovan, O.T., Miko, L., Panaiotu, C., Roban, R.D., Gąsiorowski, M., Hercman, H., Orza, R., Kenesz, M., Mirea, I.C., Petculescu, A., Robu, M., Constantin ,S. (2022) Small Human Population Drastic Impact, as Inferred From Multi-Proxies of a Temporary Carpathian Lake. Frontiers in Earth Science, 10, 856685. 

50. Torok, A.I., Levei, E.A., Constantin, S., Moldovan, O.T., Senila, M., Cadar, O., Casoni, D., Angyus, S.B., Tanaselia, C., Covaci, E., Frentiu, T. (2021) Application of Inductively Coupled Plasma Spectrometric Techniques and multivariate Statistical Analysis in the Hydrogeochemical Profiling of Caves—Case Study Closani, Romania. Molecules, 26, 6788. 

49.  Hajdinjak, M., Mafessoni, F., Skov, L., Vernot, B., Hübner, A., Fu, Q., Essel, E., Nagel, S., Nickel, B., Richter, J., Moldovan, O.T., Constantin, S., Endarova, E., Zahariev, N., Spasov, R., Welker, F., Smith, G.M., Sinet-Mathiot, V., Paskulin, L., Fewlass, H., Talamo, S., Rezek, Z., Sirakova, S., Sirakov, N., McPherron, S.P., Tsanova, T., Hublin, J-J. Peter, B.M., Meyer, M., Skoglund, P., Kelso, J., Pääbo, S. (2021) Initial Upper Palaeolithic humans in Europe had recent Neanderthal ancestry. Nature, 592, 253-257.

48. Constantin, S., Mirea, I.C., Petculescu, A., Arghir, R.A., Mantoiu, D.S., Kenesz, M., Robu, M., Moldovan, O.T. (2021) Monitoring human impact in show caves. A study of four Romanian caves. Sustainability, 13(4), 1619. 

47. Mirea, I-C., Robu, M., Petculescu, A., Kenesz, M., Faur, L., Arghir, R., Tecsa, V., Timar-Gabor, A., Roban, R-D., Panaiotu, C-G., Sharifih, A., Pourmand, A., Codrea, V.A., Constantin, S. (2021)  Last deglaciation flooding events in the Southern Carpathians as revealed by the study of cave deposits from Muierilor Cave, Romania. Palaeogeography, Palaeoclimatology, Palaeoecology, 562, 110084. 

46. Comas-Bru, L., Rehfeld, K., Roesch, C., Amirnezhad-Mozhdehi, S., Harrison, S. P., Atsawawaranunt, K., Ahmad, S. M., Brahim, Y. A., Baker, A., Bosomworth, M., Breitenbach, S. F. M., Burstyn, Y., Columbu, A., Deininger, M., Demény, A., Dixon, B., Fohlmeister, J., Hatvani, I. G., Hu, J., Kaushal, N., Kern, Z., Labuhn, I., Lechleitner, F. A., Lorrey, A., Martrat, B., Novello, V. F., Oster, J., Pérez-Mejías, C., Scholz, D., Scroxton, N., Sinha, N., Ward, B. M., Warken, S., Zhang, H., and SISAL Working Group members (2020) SISALv2: a comprehensive speleothem isotopedatabase with multiple age–depth models, Earth Syst. Sci. Data, 12, 2579–2606.

45. Moldovan, O-T., Bercea, S., Nastase-Bucur, R., Constantin, S., Kenesz, M., Mirea, I.C., Petculescu, A., Robu, M., Arghir, R.A. (2020) Management of water bodies in show caves - A microbial approach. Tourism management, 78: 104037. 

44. Wassenburg, J., Riechelmann, S., Schroeder-Ritzrau, A., Riechelmann, D.F.C., Richter, D.K., Immenhauser, A., Terente, M., Constantin, S., Hachenberg, A., Hansen, M., Scholz, D. (2020) Calcite Mg and Sr partition coefficients in cave environments: implications for interpreting prior calcite precipitation in speleothems. Geochimica Cosmochimica Acta, 269: 581-596. https://doi.org/10.1016/j.gca.2019.11.011. 

43. Comas-Bru, L., Harrison, S.P., Werner, M., Rehfeld, K., Scroxton, N., Veiga-Pires, C., and SISAL working group members (2019) - Evaluating model outputs using integrated global speleothem records of climate change since the last glacial, Climate of the Past, 15, 1557-1579.   

42. Bercea, S., Năstase-Bucur, R., Moldovan, O.T., Kenesz, M., Constantin, S. (2019) - Yearly microbial cycle of human exposed surfaces in show caves. Subterranean Biology , 31, 1-14. https://doi.org/10.3897/subtbiol.31.34490 

41. Robu, M., Wynn, J., Puşcaş, C.M., Meleg, I.N., Martin, J.E., Constantin, S. (2019) - Palaeoecology and palaeoclimatic context of Romanian Carpathian MIS 3 cave bears using stable isotopes (δ13C and δ18O). Palaeogeography, Palaeoclimatology, Palaeoecology, https://doi.org/10.1016/j.palaeo.2019.109288. 

40. Moldovan, O.T., Constantin, S., Cheval, S. (2018) Drip heterogeneity and the impact of decreased flow rates on the vadose zone fauna in Ciur‐Izbuc Cave, NW Romania. Ecohydrology, online first.

39. Warken, S.F., Fohlmeister, J., Schroeder-Ritzrau, A., Constantin, S., Spoetl, C., Gerdes, A., Esper, J., Frank, N., Arps, J., Terente, M., Rechelmann, D.F.C., Mangini, A., Scholtz, D. (2018) Reconstruction of late Holocene autumn/winter precipitation variability in SW Romania from a high-resolution speleothem trace element record. Earth and Planetary Science Letters, 499: 122-133.

38. Burghele, B.D., Cucos, A., Papp, B., Stetca, F.A., Mirea, I., Constantin, S. (2018) Distribution of Radon gas in Romanian show caves and radiation safety. Radiation Protection Dosimetry, doi:10.1093/rpd/ncy091

37. Bercea, S., Nastase-Bucur, R., Mirea, I.C., Mantoiu, D.S., Kenesz, M., Petculescu, A., Baricz, A., Andrei, A-S., Banciu, H.L., Papp, B., Constantin, S., Moldovan, O.T. (2018)  Novel approach to microbiological airmonitoring in show caves. Aerobiologia,  https://doi.org/10.1007/s10453-018-9523-9

36. Constantin, S., Toulkeridis, T., Moldovan, O.T., Villacis, M., Addison, A. (2018) Caves and karst of Ecuador – state-of-the-art and research perspectives, Physical Geography, DOI:10.1080/02723646.2018.1461496.

35. Robu, M., Mirea, I.C., Petculescu, A., Constantin, S. (2018)  Palaeoichnology of an MIS 3 cave bear settlement–Urşilor Cave (Western Carpathians, Romania). Palaeogeography, Palaeoclimatology, Palaeoecology, 493: 126-135. https://doi.org/10.1016/j.palaeo.2018.01.009

34. Robu, M., Wynn, J., Mirea, I.C., Petculescu, A., Kenesz, M., Puscas, C.M., Vlaicu, M., Trinkaus, E. Constantin, S. (2017)  The diverse dietary profiles of MIS 3 cave bears from the Romanian Carpathians: insights from stable isotope (d13C and d15N) analysis. Palaeontology, 61, 2: 209-219. https://doi.org/10.1111/pala.12338

33. B. D. Burghele, A. Cucos, B. Papp, T. Dicu, D. Pressyanov, D. Dimitrov, I. Dimitrova, S. Constantin (2017)  Comparative study of radon and thoron measurments in four Romanian show caves. Radiation Protection Dosimetry. https://doi.org/10.1093/rpd/ncx131 .

32. Chang D, Knapp M, Enk J, Lippold S, Kircher M, Lister A, MacPhee RDE, Widga C, Czechowski P, Sommer R, Hodges E, Stümpel N, Barnes I, Dalén L, Derevianko A, Germonpré M, Hillebrand-Voiculescu A, Constantin S, Kuznetsova T, Mol D, Rathgeber T, Rosendahl W, Tikhonov AN, Willerslev E, Hannon G, Lalueza-Fox C, Joger U, Poinar H, Hofreiter M & Shapiro B. (2017) The evolutionary and phylogeographic history of woolly mammoths: a comprehensive mitogenomic analysis. Scientific Reports, 7:44585.

31. Robu, M. Petculescu, A., Mirea, I-C., Kenesz, M., Vlaicu, M., Constantin, S. (2016) Carnivore impact on cave bear bones and the analysis of their dispersion. Case study: Ursilor Cave (NW Romania). Acta Carsologica, 53/3, 263-274.

30. Fortes, G.G., Grandal-D'Anglade, A., Kolbe, B., Fernandes, D., Meleg, I.N., Garcia-Vasquez, A., Pinto-Llona, A.C., Constantin, S., De Torres, T.J., Ortiz, J.E., Frischauf, C., Rabeder, G., Hofreiter, M., Barlow, A. (2016) Ancient DNA reveals differences in behaviour and sociality between brown bears and extinct cave bears. Molecular Ecology, 25, 19, 4907-4918.

29. Fu, Q., Posth, C., Hajdinjak, M., Petr, M., Mallick, S., Fernandes, D., Furtwängler, A., Haak, W., Meyer, M., Mittnik, A., Nickel, N., Peltzer, A., Rohland, N., Slon, V., Talamo, S., Lazaridis, I., Lipson, M., Mathieson, I., Schiffels, S., Skoglund, P., Derevianko, A.P., Drozdov, N., Slavinsky, V., Tsybankov, A., Grifoni Cremonesi, R., Mallegni, F., Gély, B., Vacca, E., González Morales, M.R., Straus, L.G., Neugebauer-Maresch, C. Teschler-Nicola, M., Constantin, S., Moldovan, O.T., Benazzi, S., Peresani, M., Coppola, D., Lari, M., Ricci, S., Ronchitelli, A., Valentin, F., Thevenet, C., Wehrberger, K., Grigorescu, D., Rougier, H., Crevecoeur, I., Flas, D., Semal, P., Mannino, M.A., Cupillard, C., Bocherens, H., Conard, N.J., Harvati, K.,, Moiseyev, V., Drucker, D.G., Svoboda, J., Richards, M.P., Caramelli, D., Pinhasi, R., Kelso, J., Patterson, N., Krause, J., Pääbo,S., Reich, D. (2016) The genetic history of Ice Age Europe. Nature, 534:200-205, 9 June 2016, doi:10.1038/nature17993.

28. Moldovan, O.T., Constantin, S., Panaiotu, C., Roban, R.D., Frenzel, P., Miko, L. (2016) Fossil invertebrates records in cave sediments and paleoenvironmental assessments – a study of four cave sites from Romanian Carpathians. Biogeosciences, 13, pp. 483-497.

27. Bican-Brişan, N., Cosma, C., Cucoş, D, A, Burghele, B., Papp, B., Constantin, S., Moldovan, M., Gîfu, S. (2016) Use of CR-39 Solid State Nuclear TrackDetectors in Assessment of the Radon Exposure in Two Limestone Caves in Romania. Romanian Journal of Physics, 61/5-6, pp 1040-1050.

26. Fu, Q., Hajdanjak, M., Moldovan, O.T., Constantin, S. Mallik, S., Skoglud, P., Patterson, N., Rohland, N., Lazaridis, I., Nickel, B. Viola, B., Prufer, K., Meyer, M., Kelso, J., Reich, D. & Paabo, S. (2015) An early modern human from Romania with a recent Neanderthal ancestor. Nature, 524, 216-219, 13 Aug 2015, DOI: 10.1038/nature14558

25. Epure, L., Muntean, V., Constantin, S., & Moldovan, O.T. (2015) Ecophysiological groups of bacteria from cave sediments as potential indicators of paleoclimate. Quaternary International, in press (doi:10.1016/j.quaint.2015.04.016)

24. Riechelmann, S., Schroder-Ritzrau, A., Wassenburg, J.A., Schreuer, J., Richter, D.K., Riechelmann, D.F.C., Terente, M., Constantin, S., Mangini, A., Immenhauser, A (2014) Physicochemical characteristics of drip waters: Influence on mineralogy and crystal morphology of recent cave carbonate precipitates. Geochimica Cosmochimica Acta, 145: 13-29. doi: 10.1016/j.gca.2014.09.019.

23. Webb, D., Robu, M., Moldovan, O. -T., Constantin, S., Tomus, B., Neag, I. 2014. Ancient Human Footprints in Ciur-Izbuc Cave, Romania. American Journal of Physical Anthropology, 155:128-135.

22. Constantin, S. 2014. Fossil remains in karst and their role in reconstructing Quaternary paleoclimates and paleoenvironments. Quaternary International, 339, 1-3

21. Constantin, S., Robu, M., Munteanu, C.-M., Petculescu, A., Vlaicu, M., Mirea, I., Kenesz, M., Dragusin, V., Hoffmann, D., Anechitei, V., Timar-Gabor, A., Roban, R., Panaiotu, C.-G. (2014) Reconstructing the evolution of cave systems as a key to understanding the taphonomy of fossil accumulations: The case of Urşilor Cave (Western Carpathians, Romania). Quaternary International, online first,http://dx.doi.org/10.1016/j.quaint.2013.10.012.  

20. Robu, M., Petculescu, A., Panaiotu, C., Doeppes, D., Vlaicu, M., Dragusin, V., Kenesz, M., Moldovan, O.T., and Constantin, S. (2011) New insights on the cave bear population from the Ursilor Cave, Romania. Quaternaire, 4, pp. 107-116.

19. Moldovan, O.T., Mihevc, A., Miko, L., Constantin, S., Meleg, I.N., Petculescu, A., Bosák, P. (2011) Invertebrate fossils from cave sediments: a new proxy for pre-Quaternary paleoenvironments. Biogeosciences, 8, pp. 1825-1837.

18. Sanna, L., Saez, F., Simonsen, S., Constantin, S., Calaforra, J.-M., Forti, P. & Lauritzen, S.-E. (2010) Uranium series dating of gypsum speleothems: methodology and examples. International Journal of Speleology., 39 (1), pp. 35-46  (ISSN: 0392-6672),

17. Diedrich C., Moldovan O. & Constantin S. (2009) Cave bear tracks, scratch marks, hair traces and hibernation nests in the Ursilor Cave. Stalactite, 58(2), pp. 48-52. (ISSN:0038-9226)

16. Trinkaus, E., Soficaru, A., Dobos, A., Constantin, S., Zilhao, J., & Richards, M. (2009) Stable Isotope Evidence for Early Modern Human Diet in Southeastern Europe: Pestera cu Oase, Pestera Muierii and Pestera Cioclovina Uscata. Materiale si Cercetari Arheologice, 5, pp. 5-14 Editura Academiei Romane (ISSN: 1220-5222).

15. Richards M.P., Pacher M., Stiller M., Quilès J., Hofreiter M., Constantin S., Zilhão J. &  Trinkaus E. (2008) Isotopic evidence for omnivory among European cave bears: Late Pleistocene Ursus spelaeus from the Pestera cu Oase, Romania. Proc. Nat. Acad. Sci. USA, 105(2), pp. 600-604. (ISSN: 0027-8424).

14. Onac B.P. &  Constantin S. (2008) Archives of climate and environmental changes in karst. Quaternary International, 187, pp. 1-4. (ISSN: 1040-6182).

13. Rougier, H., Milota, S., Rodrigo, R., Gherase, M., Sarcina, L., Moldovan, O., Zilhao, J., Constantin, S., Franciscus, R. G., Zollikofer, C. P. E., Ponce de Leon, M., and Trinkaus, E. (2007). Pestera cu Oase 2 and the cranial morphology of early modern Europeans. Proc. Nat. Acad. Sci. USA 104, pp. 1165-1170. (ISSN: 0027-8424).

12. Tamas, T., Bojar, A.-V., Constantin, S., and Lauritzen, S.-E. (2007). The d18O record of a Holocene stalagmite from V11 Cave, NW Romania. Studia Univ. Babes-Bolyai, Geologia, 52, pp. 77-79. (ISSN 1221-0803).

11. Constantin, S.*, Bojar, A.-V., Lauritzen, S.-E., Lundberg, J. (2006) Holocene and Late Pleistocene climate in the sub-Mediterranean continental environment: a speleothem record from Poleva Cave (Southern Carpathians, Romania). Paleogeography, Paleoclimatology, Paleoecology, 243, 3-4, pp. 322-338. (ISSN: 0031-0182).

10. Quilès, J., Petrea, C., Moldovan, O., Zilhão, J., Rodrigo, R., Rougier, H., Constantin, S., Milota, S., Gherase, M., Sarcina, L., & Trinkaus, E. (2006), Cave bears (Ursus spelaeus) from the Pestera cu Oase (Banat, Romania): Taphonomy and paleobiology. Comptes Rendus - Palevol, 5, 8, pp. 927-934. (ISSN: 1631-0683).

9. Trinkaus, E., Baltean, I., Constantin, S., Gherase, M., Horoi, V., Milota, S., Moldovan, O., Petrea, C., Quiles, J., Rodrigo, R., Rougier, H., Sarcina, L., Soficaru, A., & Zilhao, J. (2005) Asupra oamenilor moderni timpurii din Banat: Pestera cu Oase. Banatica, 17, pp. 9-27.

8. Onac, B. P., Constantin, S., Lundberg, J., & Lauritzen S-E. (2002) Isotopic climate record in a Holocene stalagmite from Ursilor Cave (Romania). J. Quaternary Sciences, 17, 4, pp. 319–327. (ISSN: 0267-8179).

7. Constantin, S., Lauritzen, S.-E., Stiuca, E. & Petculescu, A. (2001) Karst evolution in the Danube Gorge from U-series dating of a bear skull and calcite speleothems form Pestera de la Gura Ponicovei (Romania). Theor. Appl. Karstology, 13-14, pp. 39–50, Ed. Acad. Romane (ISSN 1012-9308)

6. Constantin, S. & Constantinescu, T. (2001) La genèse et l’évolution des grandes dolines (obanes) de la zone karstique de Mangalia (Dobroudja du Sud, Roumanie). Theor. Appl. Karstology, 13-14, pp. 87–92. Ed. Acad. Romane (ISSN 1012-9308)

5. Constantin, S. & Lauritzen, S.-E. (1999) Speleothem datings in SW Romania. Part 1: Evidence for a continuous speleothem growth in Pestera Closani during Oxygen Isotope stages 5-3 and its paleoclimatic significance. Theor. Appl. Karstology, 11-12, pp. 35-46. Ed. Acad. Romane (ISSN 1012-9308)

4. Constantin, S. & Mitrofan, H. (1994) Romania — Caves and Karst. An Overview. International Caver, 12, Aven Publications, London, pp. 26–30. (ISSN: 0963-7095).

3. Constantin, S. (1992) The intra-Aptian karstification phase and the paleokarst associated deposits in the southern sector of Locva Mountains (South-West Romania). Theor. Appl. Karstology, 5, pp. 83–92. Ed. Acad. Romane (ISSN 1012-9308)

2. Constantin, S. & Rotaru, A. (1991) Considérations sur la genèse de la grotte Pestera cu Lacuri din Valea Seaca (Monts Locvei, Roumanie). Theor. Appl. Karstology, 4, pp. 41–49. Ed. Acad. Romane (ISSN 1012-9308)

1. Fratila, R. & Constantin, S. (1991), Aspects of karstification in the Pîrîul Cornilor area (Padurea Craiului Mountains, Romania). Theor. Appl. Karstology, 4, pp. 193–203. Ed. Acad. Romane (ISSN 1012-9308)

Proceedings papers, extended abstracts, abstracts (selection)

2018

Moldovan O.T., Miko L., Kenesz M., Constantin S. The paleoenvironmental reconstruction using fossil invertebrates of Zăton Lake (south-western Romania). 25th International Conference on Subterranean Biology, ARPHA Conference Abstracts 1. September 2018 doi: 10.3897/aca.1.e29870

2015

- Constantin, S., and the Cavemonitor Team (2015) CAVEMONITOR - monitoring show caves in Romania. 21st National Cave and Karst Management Symposium, Oct. 19-23, 2015, Cave City, Kentucky, USA pp. 30-31.

-  Reichelmann, D.F.C.,  Tjallingii, R.,  Brummer, G-J, A., Fohlmeister, J., Schröder-Ritzrau, A., Constantin, S., Richter, D.K., Scholz, D. (2015) Exploring the potential of UV-spectral luminescence on different types of stalagmites. EGU General Assembly Conference, 17, p. 10581.

- Riechelmann, S., Schröder-Ritzrau, A., Wassenburg, J.A., Richter D.K., Riechelmann, D.F.C., Terente, M., Constantin, S., Immenhauser, A. (2015) Physicochemical characteristics of drip waters: Influence on mineralogy of recent cave carbonate precipitates. EGU General Assembly Conference, 17, p. 339.

2012

- Robu M., Wynn J., Petculescu A., Stiuca E., Moldovan O.T.,  and Constantin S. (2012) Stable isotopes data and dietary patterns of the MIS 3 cave bears of Romania. The 18th International Cave Bear Symposium (ICBS) and the “Fossils in Karst” International Workshop. Sept. 20–22, 2012

- Munteanu C.M. Robu M., Panaiotu C., Petculescu A., Roban R., Vlaicu M., Kenesz M., Mirea I., Nae A., Toma V., Doeppes D., Pacher M., Moldovan O., and Constantin S. (2012) Upper pleistocene climate as revealed by cave deposits from Ursilor Cave, NW Romania. The 18th International Cave Bear Symposium (ICBS) and the “Fossils in Karst” International Workshop. Sept. 20–22, 2012.

- Constantin, S. (2012) Multi-archive approaches to reconstruct Quaternary paleoenvironments using cave deposits. The case-study of the Peştera cu Oase, Romania. Procedings of the 34th International Geological Congress Unearthing our Past and Future — Resourcing Tomorrow, 5-10 August 2012, Brisbane , Australia, 526, ISBN 978-0-646-57800-2.

- Roban R.D., Panaiotu C.G., Paiu D., Munteanu C., Moldovan O., Vlaicu M., Petculescu A., Robu M., and Constantin S. (2012) Clastic cave sediments: facies and hydrodynamic characteristics— examples from the Romanian Carpathians. Procedings of the 34th International Geological Congress Unearthing our Past and Future — Resourcing Tomorrow, 5-10 August 2012, Brisbane , Australia, 526, ISBN 978-0-646-57800-2.

- Constantin S., Bojar A.-V. & Lauritzen S.-E (2012). Speleothems from mine caves and their suitability as paleoclimate recorders. The case of a stalagmite from Pestera Fagului, Romania. Second International Symposium on Mine Caves, Iglesias, Sardinia, 26-29 April 2012.

2011

- Schröder-Ritzrau, A., Winterhalder, S., Fohlmeister, J., Constantin, S., Gerdes, A., Spötl, C., Bojariu, R. & Mangini, A. (2011) A high-resolution speleothem record from Cloşani Cave, southern Carpathians (Romania). 6th International Conference “Climate Change – The Karst Records”, Birmingham, 26-29 June 2011.

2010

- Robu M., Petculescu A., Draguşin V., Toma V., Kenesz M., Moldovan O., and Constantin S. (2010) New insights of the cave bear population from Urşilor Cave, Romania. 16-th International Cave Bear and Lion Symposium, Aze, 2010

- Mihevc A., Paul-Istrate V., Moldovan O.T., and Constantin S. (2010) First results on subfossils in cave sediments from Slovenia and Romania, Proceedings of the 20th International Conference on Subterranean Biology, Postojna, Slovenia, p. 46.

2009

- Constantin, S. (2009) Evolution of a karst system from U-series dating and fabric analysis: the case of Closani Cave, Romania. Proc. 15th UIS Congress, Natl. Speleological Society, USA, vol. 2, Greyhound Press p. 1017. (ISBN 978-1-879961-33-3)

- Diedrich, C., Robu, M., Dragusin, V, Constantin, S., Moldovan, O. (2009) New Upper Pleistocene steppe lion skeleton finds between the cave bear hibernation plateaus of the Ursilor Cave bear den, Romania. 15th International Cave Bear Symposium, Spisska Nova Ves, Slovakia (Sept. 2009)Abstract Book (Sabol, M. Ed.), Comenius University, Bratislava, p. 10

2008

- Tamas, T., Bojar, A.-V., Constantin, S., & Lauritzen, S.-E. (2008) A 9,200-year d18O record of a stalagmite from NW Romania (EGU2008-A-10441; SSP2-1TU5P-0798) European Geosciences Union (EGU) Meeting, Wien, Austria, April 13-18, 2008

- Stiller M., Döppes D., Sher A., Sotnikova M., Baryshnikov G., Abramov A., Kosintsev P.A., Willerslev E., Germonpré M., Ivanoff D., Nussbaumer M., Sommer R.S., Constantin S. & Hofreiter M. (2008). Wolverine (Gulo gulo) population dynamics through space and time. Society for Molecular Biology and Evolution meeting, Barcelona, Spain, June 5-8, 2008.

- Constantin, S. (2008) U-series dating of some very old speleothems from the Closani Cave (Southern Carpathians, Romania) using the RUBE approach. Fifth International Conference „Climate Change: the Karst Record”, Chonqing, China, p. 80.

- Lauritzen, S.-E., Constantin, S. and Forti, P. (2008) Chronology and growth rate of the Naica giant gypsum crystals. International Geological Congress, Oslo, August 6-14, 2008.

2007

- Constantin, S., Onac, B.P., Fleitmann, D., Tamas, T. - Paleovegetation changes suggested by the stable isotope profiles of two Holocene speleothems from Romania (AGU2007-A-01561), European Geosciences Union (EGU) Meeting, Wien, Austria (April 15-20, 2007).

- Garofalo, P.S., Günther, D., Forti, P., Lauritzen, S.E., Constantin, S., (2007) The fluids of the giant selenite crystals of Naica (Chiuhahua, Mexico). European Current Research on Fluid Inclusions (ECROFI-XIX) 17/20 July University of Bern, Switzerland, p. 128. (http://illite.unibe.ch/ecrofi/)

- Constantin, S., Dragusin, V., Lascu, C., and Lauritzen, S.-E. (2007). Black Sea level fluctuations based on the study of submerged speleothems from Dobrogea (Romania). XVII INQUA Congress, Quaternary International 167-168, 77. (ISSN: 1040-6182)

- Constantin, S., Lauritzen, S.-E., and Lundberg, J. (2007). New data on the chronology of the Second Termination and the paleoclimate during MIS 5 based on the study of a stalagmite from Closani Cave (SW Romania). XVII INQUA Congress, Quaternary International 167-168, 77. (ISSN: 1040-6182)

- Constantin, S., Zilhao, J., Trinkaus, E., Quilès, J., and Lauritzen, S.-E. (2007). U-series speleothem dating from Pestera cu Oase (Romania) indicates the occurrence of rapid torrential events during MIS 3. XVII INQUA Congress, Quaternary International 167-168, 76-77. (ISSN: 1040-6182)

- Panaiotu, C., Petrea, C., Panaiotu, C.E., Constantin, S. (2007) Magnetic properties of cave sediments (Southern Carpathians). International Union Geodesy and Geophysics (IUGG) XXIVth Congress, Perugia, 30.06-12.07.07.

- Garofalo P.S., Forti P., Lauritzen S.-E., Constantin S. (2007) The fluids that generated the giant selenite crystals of Naica (Chiuhahua, Mexico). GeoItalia 2007, Sesto Forum Italiano di Scienze della Terra, Rimini, 12-14.09.2007.

2006

- Zilhao, J., Trinkaus, E., Constantin, S., Rougier, H., Quiles, J. (2006) Excavations at the Pestera cu Oase: the chronometric, stratigraphic and taphonomic context of Europe’s earliest modern humans. Paleoanthropology Society Meeting, 24-26 aprilie 2006, San Juan, Puerto Rico, p. A99.

- Petrea, C., Panaiotu, C.E., Horoi, V., Panaiotu, C., & Constantin, S. (2006) Preliminary climatic interpretation of sedimentologic and rockmagnetic data from the cave Pestera cu Oase (Southern Carpathians, Romania), In: Archives of Climate Change in Karst (B.P. Onac, T. Tamas, S. Constantin & A. Persoiu, Eds.), Karst Waters Institute USA, Special Publication 10, pp 153-156. (ISBN 978-0-9640258-9-2).

- Constantin, S., Lauritzen, S.-E., & Lundberg, J. (2006) New data on the chronology of the Termination II and paleoclimate during MIS 5, based on the study of a stalagmite from Closani Cave (SW Romania). In: Archives of Climate Change in Karst (B.P. Onac, T. Tamas, S. Constantin & A. Persoiu, Eds.), Karst Waters Institute USA, Special Publication 10, pp 98-100. (ISBN 978-0-9640258-9-2)

- Panaiotu, C.G., Horoi, V., Petrea, C., Constantin, S., & Panaiotu, C.E. (2006) Magnetic record of the isotope stage 3 in the Carpathian Mountains (Romania), Geophysical Research Abstracts, 8, 05167, SRef-ID: 1607-7962/gra/EGU06-A-05167, European Geosciences Union, Vienna.

- Petrea, C., Constantin, S. & Quilès, J. (2006) New paleontological and biochronological data on Ursus spelaeus from two caves of Romania. The 12th International Symposium on Cave Bear. (2-5 Nov. 2006, Thessaloniki, Greece).

- Stiller, M., Hofreiter, M., Trinkaus, E., Zilhão, J., Constantin, S., Quilès, J. & Richards, M. (2006) Ancient DNA and stable isotopes from the cave bears of Peştera cu Oase, Romania – preliminary results. The 12th International Symposium on Cave Bear. (2-5 Nov. 2006, Thessaloniki, Greece).

- Moldovan, O. & Constantin, S. (2006) Pestera cu Oase (Romania) a complex site associated with the oldest modern human in Europe. In: XVIII International Symposium of Biospeleology, Cluj 10-15 July 2006. Abstracts. (Moldovan, O., Ed.), pp. 10-11.

2004

- Constantin, S., Lauritzen, S.-E., Lundberg, J. (2004) New data on the chronology of the Second Termination based on the isotopic study of a stalagmite from Closani Cave (Southern Carpathians, Romania), Proc. VIIth Isotope Workshop of the European Society for Isotope Research (ESIR), Berichte des Institutes für Erdwissenschaften der Karl-Franzens-Universität Graz/Austria, 8, p 23. (ISSN 1608-8166).

- Constantin, S., Bojar, A.-V., Lundberg, J., & Lauritzen, S.-E. (2004) Holocene rapid climatic oscillations in the sub-Mediterranean continental environment, recorded in a stalagmite from Poleva Cave (Southern Carpathians, Romania). In: Proc. VIIth Isotope Workshop of the European Society for Isotope Research (ESIR), Berichte des Institutes für Erdwissenschaften der Karl-Franzens-Universität Graz/Austria, 8, pp 20-22. (ISSN 1608-8166).

2002

- Panaiotu, C., Panaiotu, C.-E., & Constantin, S. (2002) Paleomagnetism and rock magnetic properties of a flowstone core from Closani Cave (Mehedinti Mountains, Romania). In: Theor. Appl. Karstology Symposium Abstracts, Baile Herculane, Romania, May 2002, pp. 29-30. (ISSN 1224-5372).

2001

- Constantin, S., Onac, B.P., Fleitman, D., & Tamas, T (2001) Past vegetation changes in karst areas as revealed by a comparative study of two Holocene speleothems from Romania. Proc. IGCP 448 Congress, Beijing, Aug. 2001, pp. 67-73.

2000

- Lascu, C., Constantin, S., & Lauritzen, S.-E. (2000) Black Sea level oscillations based on preliminary U-series datings of submerged speleothems from Pestera Piatra (Central Dobrogea, Romania). In: Proc. Joint Meeting "Friend of Karst" and "Theoretical and Applied Karstology", Cluj-Napoca (Onac, B., P & Tamas, T., Eds.),  Presa Univ. Clujeana, Cluj-Napoca, pp. 72–76.

1999

- Onac, B., P., Lauritzen, S.-E. & Constantin, S. (1999) The paleoclimate recorded in a Late Glacial to Holocene stalagmite from Ursilor Cave (Romania): preliminary results. Proc. XVth INQUA Congress, Durban, august 1999.

Other papers:

Constantin, S. (2005) Capcana mamuţilor (Mammoths' Trap) In National Geographic Romania, Feb. 2005, pp 10–12.

Constantin, S. & Lascu, C. (2003) Arhivele stalagmitelor (Stalagmites' archives) In National Geographic Romania, Sept. 2003, pp. 18–27