1. R Singh, S H Rahman, R. K. Jana, P K Pal, B Simon and P C Joshi, Assimilation of Level-II MODIS Temperature and Moisture Profiles in a Non-Hydrostatic Mesoscale Model (MM5), presented at International Conference of Mesoscale Processes in Atmosphere, Ocean and Environmental Systems (IMPA 2006) held at IIT Delhi during February 14-17, 2006. (Paper presented by R Singh) 

2. V Rakesh, R. K. Jana, R Singh, P K Pal and P C Joshi, Sensitivity of Mesoscale Model Forecast during a Satellite Launch to convective Parameterization Schemes, presented at International Conference of Mesoscale Processes in Atmosphere, Ocean and Environmental Systems (IMPA 2006) held at IIT Delhi during February 14-17, 2006. (Paper presented by V Rakesh) 

3. R. K. Jana, Application of Mathematics in Atmospheric Sciences, presented at International Conference on Analysis and its Applications (ICAA-08) held at Dept. of Mathematics, Aligarh Muslim University, U.P. during November 3-5, 2008. 

4. D Sadhukhan, R. K. Jana, B Mondal and M Maiti, Comparative Study of Deterministic and Stochastic Behavior of Holling Type IV Model, presented at 1st IFIP International Conference on Bioinformatics held at AMHD, SVNIT during March 25-28, 2010. 

5. R. K. Jana, On Pseudo Laguerre Polynomials of Two Variables, presented at International Conference of Special Functions and Their Applications (ICSFA 2011) held at Department of Mathematics & Statistics, J N Vyas University, Jodhpur during July 28-30, 2011. 

6. R. K. Jana, I A Salehbhai and A K Shukla,Some Basic Results of Two Variable Polynomials, presented at 14th International Conference of International Academy of Physical Sciences (CONIAPS XIV) held at SVNIT, Surat during December 22-24, 2011. 

*7. R. K. Jana, Shivley’s Polynomials of Two Variables, presented at Spring 2012 Eastern Sectional Meeting of the American Mathematical Society held at George Washington University, Washington DC, USA during March 17-18, 2012. 

*8. R. K. Jana, Some Properties of Generalized Mittag-Leffler Function via Fractional Calculus, presented at 15th International Conference of International Academy of Physical Sciences (CONIAPS XV) held at Rajamangala University of Technology, Thanyaburi, Thailand, during December 09 -13, 2012. 

*9. I A Salehbhai, R. K. Jana and A.K. Shukla, Extension of Generalized Bessel Functions, presented at 15th International Conference of International Academy of Physical Sciences (CONIAPS XV) held at Rajamangala University of Technology, Thanyaburi, Thailand, during December 09 -13, 2012. 

*10. R. K. Jana, Bessel Function Series in connection with Ramanujans Mathematics presented at Spring 2014 Central Sectional Meeting of the American Mathematical Society held at Texas Tech University, Lubbock, Texas, USA during April 11-13, 2014. 

*11. R. K. Jana, A q-analogue of Sheffer polynomials and related theorems presented at Midwest Number Theory Conference held at University of Illinois at UrbanaChampaign, USA during June 3-4, 2014. 

*12. R. K. Jana, On Some Properties of Konhauser Polynomial via Generalized Mittag-Leffler Function, presented at Central Fall Sectional Meeting of American Mathematical Society, held at University of Wisconsin-Eau Claire, Eau Claire, USA during September 20 -21, 2014. 

13. A. Shah, R. K. Jana and P. Gauthier, Equivalence between 4-D Variational data assimilation andKalman Filter in Numerical Weather Prediction, presented at International Conference on Current Developments in Mathematics and Mathematical Sciences (ICCDMMS-2014), organized by Calcutta Mathematical Society during December 19-21, 2014. 

14. R. Das, R. K. Jana, M. Maiti, Inventory Models with two similar substitutable products on the basis of stock based demand presented at International Conference on Optimization, Computing and Business Analysis for Sustainable Development (ICOCBASD2015) at Central University of Rajasthan, Ajmer, India during February 20-22, 2015.(Paper presented by R. Das) 

15. R. Das, R. K. Jana, M. Maiti, Prices and order quantities of substitutable products in EPQ Model presented at 2nd International Conference on Recent Trends in Mathematics and Its Applications (ICRTMA) at Vidyasagar University, Midnapore during March 18-19, 2015. (Paper presented by R. Das) 

*16. R. K. Jana, Recent Developments in the study of Generalized Mittag-Leffler function presented at Joint Meeting of American Mathematical Society (AMS), European Mathematical Society (EMS) and Portuguese Mathematical Society (SPM) at Porto, Portugal during June 10-13, 2015. 

*17. B. Maheshwari and R. K. Jana, Extension of Wright type hypergeometric function, presented at The Real World is Complex - an international symposium in honor of Christian Berg at Copenhagen, Denmark during August 26-28, 2015.(Paper presented by B. Maheshwari) 

18. R. K. Jana, On the study of Bessel function Series presented at International Conference on Special Functions and Their Applications (ICSFA 2015) held at Amity University, Noida during September 10-12, 2015. 

*19. J. P. Chauhan, R. K. Jana and A K Shukla, Spread of Technological Innovations using Fractional Ordered Differential Equation Model, presented at International Conference on Applied Physics and Mathematics (ICAPM-2016), held at Bangkok, Thailand during August 21-22, 2016. (Paper presented by J. P. Chauhan) 

20. R. K. Jana, A study on q-Hermite polynomials and their applications presented at International Conference on Special Functions and Their Applications (ICSFA 2016) held at Jamia Millia Islamia, New Delhi during September 09-11, 2016. 

21. H. S. Lekhadiya and R. K. Jana, Assimilation of INSAT-3D satellite derived Temperature and Hummidity profiles in WRF model presented at 19th International Conference of International Academy of Physical Sciences (CONIAPS XIX) held at Nainital, India during October 17-19, 2016. (Paper presented by H. S. Lekhadiya) 

22. R. K. Jana, On some properties of Extended Wright type hypergeometric function, presented at International Conference on Mathematical Analysis and its Applications (ICMAA-2016) held at IIT Roorkee during November 28 - December 02, 2016. 

23. R. K. Jana, On Generalized Pochhammer symbols presented at International Conference on Special Functions and Their Applications (ICSFA 2017) organized by Government College of Engineering, Bikaner, Rajasthan during November 2 - 4, 2017. 

24. H. S. Lekhadiya and R. K. Jana, Impact of assimilation of INSAT-3D satellite data in WRF model presented at International Conference INTROMET-2017 held at Space Applications Center (ISRO), Ahmedabad during November 7-10, 2017. (Paper presented by H. S. Lekhadiya) 

25. R. K. Jana, Extended Wright type hypergeometric Functions: some recent developments presented at 83rd Annual Conference of Indian Mathematical Society: An International Meet, held at Sai Venkateswara University, Tirupati during December 12-15, 2017. 

*26. R. K. Jana, Some properties of extended incomplete τ -hypergeometric function presented at World Summit on Advances in Sciences, Engineering and Technology, held at University of Cambridge, U.K. during January 4-6, 2018.(Paper presented through Skype) 

27. R. Roy and R. K. Jana, Lie theoretic origin of Hypergeometric functions, presented at International Conference on Mathematics and Its Applications (ICMA 2018) held at University of Burdwan, West Bengal, during February 15-17, 2018. (Paper presented by R. Roy) 

28. R. K. Jana, Geometric and Asymptotic properties of Extended Hypergeometric Functions, presented at International Conference on Special Functions & Applications (ICSFA-2018), held at Amal Jyothi Engineering College, Kanjirapalli, Kottayam, Kerala during November 22-24, 2018. 

29. R. K. Jana, A Study on Geometrical Significance of Fractional Calculus, presented at 84th Annual Conference of Indian Mathematical Society: An International Meet, held at Shri Mata Vaishno Devi University, Katra, Jammu and Kashmir during November 27-30, 2018. 

30. H. S. Lekhadiya and R. K. Jana, Sensitivity of the WRF model to the parameterized Physical Process, presented at 2nd International Conference on Information Technology and Applied Mathematics (ICITAM 2019) held at Haldia Institute of Technology, West Bengal, during March 07-09, 2019. (Paper presented by R. K. Jana) 

31. R. L. Das, H. Solanki and R. K. Jana, An investigation of involving supplier and manufacturer based inventory models underuncertain fuzzy constraints, presented at 2nd International Conference on Information Technology and Applied Mathematics (ICITAM 2019) held at Haldia Institute of Technology, during March 07-09, 2019. (Paper presented by H. Solanki) 

32. A. Pal, R. K. Jana and A. K. Shukla, Some properties of the generalized Bessel function via fractional calculus, presented at International Conference on Functional Materials and Simulation Techniques (ICFMST-2019) held at University Institute of Sciences, Chandigarh University, Mohali, Punjab, India during June 07-08, 2019. (Paper presented by A. Pal) 

33. R. Roy and R. K. Jana, Convexity and Starlikeness of Extended Confluent Hypergeometic Function, presented at 3rd International Conference on Engineering Mathematics and Computing (ICEMC 2020) held at Haldia Institute of Technology, during February 05-07, 2020. (Paper presented by R. Roy) 

34. D. J. Bhatt, R. K. Jana and V. N. Mishra, On a new Class of SaAsz Type Operators based on Beta Function, presented at 3rd International Conference on Engineering Mathematics and Computing (ICEMC 2020) held at Haldia Institute of Technology, during February 05-07, 2020. (Paper presented by D. J. Bhatt) 

35. R. Mondal, P. Pramanik, R. K. Jana, M Maiti and M. Maiti, An EOQ model for deteriorating items under trade credit policy with unfaithfulness nature of customers, presented at 3rd International Conference on Engineering Mathematics and Computing (ICEMC 2020) held at Haldia Institute of Technology, during February 05-07, 2020. (Paper presented by R. Mondal) 

36. A. Pal, R. K. Jana and A. K. Shukla, Fourier Integral Representation of the Rfunction, presented at International Conference on Differential Equations and Numerical Analysis (ADENA-2020), organized by Department of Mathematics, Indian Institute of Technology, Guwahati, Assam, India during October 12-15, 2020. (Paper presented by A. Pal) 

37. A. Pal, R. K. Jana and A. K. Shukla, Some results on the R-function associated with generalized fractional calculus operators, International Conference on Mathematical Analysis and Applications (MAA-2020), organized by National Institute of Technology, Jamshedpur, Jharkhand, India during November 02-04, 2020. (Paper presented by A. Pal) 

38. R. Roy and R. K. Jana, Some Properties of the Extended-Hypergeometric Function, presented at Virtual International Conference on Physical Sciences (ICPS2021) organized by SVNIT, Surat during February 05-06, 2021. (Paper presented by R. Roy) 

39. A. Bhattacharya and R. K. Jana, Some Studies on Feature Extraction of EEG Signal using Wavelet Transform, presented at Virtual International Conference on Physical Sciences (ICPS-2021) organized by SVNIT, Surat during February 05-06, 2021. (Paper presented by A. Bhattacharya) 

40. A. Mondal, D. K. Jana and R. K. Jana, Production-planning model in uncertain environment, presented at Virtual International Conference on Soft Computing, Optimization Theory and Applications (SCOTA 2021) organized by Birla Institute of Technology, Mesra, Ranchi during March 26-27, 2021. (Paper presented by A. Mondal) 

41. D. S. Nahata and R. K. Jana, Mathematical Finance and its Application in Valuation of an Option presented at Virtual International Conference on Soft Computing, Optimization Theory and Applications (SCOTA 2021) organized by Birla Institute of Technology, Mesra, Ranchi during March 26-27, 2021. (Paper presented by D. S. Nahata) 

42. J. B. Gajera and R. K. Jana, A study on Turan type inequalities for Generalized Caputo fractional derivative operators presented at International Conference on Mathematical Sciences (ICMS-2021) held at SVNIT, Surat during October 07-09, 2021. (Paper presented by J. B. Gajera)

43. M. Kumar and R. K. Jana, Application of homotopy analysis method for solvingforced KdV equation arising superthermal plasmas presented at International Conference on Applied Mathematics (ICAM-2022), held at Vidyasagar University,Midnapore, during June 08-09, 2022.(Paper presented by M. Kumar)

44. R. Mondal, R. K. Jana and M. K. Maiti, An EOQ model for deteriorating itemswith imprecise demand and freshness under trade credit policy, presented at International Conference on Applied Mathematics (ICAM-2022), held at VidyasagarUniversity, Midnapore, during June 08-09, 2022. (Paper presented by R. Mondal)

*45. M. Kumar and R. K. Jana, Analysis of solitons structure of the damped KdVequation arising in super thermal plasmas: Application of homotopy analysis method,presented at 92nd Annual Meeting of the International Association of AppliedMathematics and Mechanics held at RWTH Aachen University, Germany duringAugust 15-19, 2022. (Paper presented by M. Kumar)

46. M. Kumar and R. K. Jana, Analysis of fractional order Dung-relativistic oscillator using homotopy analysis method, presented at International Conference onSpecial Functions & Applications (ICSFA-2022), held at University of Mysore,Karnataka during November 26-28, 2022. (Paper presented by M. Kumar)

47. A. Mondal and R. K. Jana, Pricing decisions of substitutable products in a dualchannel supply chain in fuzzy environment, presented at International Conferenceon Optimization, Learning and Analytics in Business (OLAB 2022) heldat Heritage Institute of Technology, Kolkata during December 15-17, 2022. (Paperpresented by A. Mondal)

48. R. Mondal and R. K. Jana and M. K. Maiti, Fractional order generalized EOQmodel with dynamic demand under trade credit policy and products freshness, presentedat International Conference on Optimization, Learning and Analytics inBusiness (OLAB 2022) held at Heritage Institute of Technology, Kolkata duringDecember 15-17, 2022. (Paper presented by R. Mondal)

49. J. B. Gajera and R. K. Jana, Some Inequaltiies for Mittag-Leer (p; q; k)-functionpresented at 4thProf. P. C. Vaidya International Conference on MathematicalSciences held at Veer Narmad South Gujarat University, Surat during March 04-05,2023. (Paper presented by J. B. Gajera)

50. K. M. Bhammar and R. K. Jana, Generalization of Extended Beta and Hypergeometric Functions, presented at 4thProf. P. C. Vaidya International Conference on Mathematical Sciencesheld at Veer Narmad South Gujarat University, Suratduring March 04-05, 2023. (Paper presented by K. M. Bhammar)

51. K. Kushwaha and R. K. Jana, Penalty based NSGA-II Algorithm for ConstraintHandling in Multi-Objective Solid Transportation Problem, presented at 4thProf. P. C. Vaidya International Conference on Mathematical Sciences held at VeerNarmad South Gujarat University, Surat during March 04-05, 2023. (Paper presented by K. Kushwaha)

*52. M. Kumar and R. K. Jana, Approximate solution to Riemann problem arising in hyperbolic conservation equation, The 6th Mediterranean International Conference

of Pure & Applied Mathematics and Related Area at Universite dEvry, Paris, France during 23.08.2023 to 27.08.2023. (Paper presented by M. Kumar)

53.  R. Mondal and R. K. Jana, A supplier-Stackelberg game Model under Two Levels of Trade Credit considering Default-risk, presented at International Conference on Optimization and Data Science in Industrial Engineering (ODSIE 2023), organized by the Istinye University, Istanbul, Turkey,  during November 16-17, 2023. (Paper presented online by R. Mondal)

54. K. Kushwaha and R. K. Jana, Analyzing the Productivity in Cultivation of Major Rabi Crops in India using NSGA-III, presented at 89th Annual Conference of Indian Mathematical Society: An International Meet held at BITS Pilani - Hyderabad Campus, Hyderabad during  December 22 – 25, 2023. (Paper presented by K. Kushwaha)

55. R. Mondal and R. K. Jana, An EOQ Model of Deteriorating Items with Inflation-induced Dynamic Demand in an Imprecise Planning Horizon, presented at 89th Annual Conference of Indian Mathematical Society: An International Meet held at BITS Pilani - Hyderabad Campus, Hyderabad during  December 22 – 25, 2023. 

(Paper presented by R. Mondal)

56. M. Kumar and R. K. Jana, Approximate analytical method for hyperbolic system of partial differential equations, presented at 89th Annual Conference of Indian Mathematical Society: An International Meet held at BITS Pilani - Hyderabad Campus, Hyderabad during  December 22 – 25, 2023.  (Paper presented by M. Kumar)

57. R. K. Jana, A. Mondal and D. K. Jana, Pricing strategies of substitutable products in a fuzzy dual channel supply chain, presented at 4th International Conference on Engineering Mathematics & Computing (ICEMC 2024) held at HIT, Haldia during March 07-09, 2024.

* Papers presented at abroad