• S. Blumer (2026). Restricted graph Lie algebras in characteristic two. Communications in Mathematics, Volume 35 (2027), Issue 2 (Special issue: European Non-Associative Algebra Seminar). https://doi.org/10.46298/cm.17062

• S. Blumer (2026). Koszul Lie algebras and their subalgebras. Journal of Algebra, Volume 699 (2026), 1-38. https://doi.org/10.1016/j.jalgebra.2026.03.015

• S. Blumer (2025). Subgroups of Bestvina-Brady groups. Journal of Pure and Applied Algebra, Volume 229, Issue 10, October 2025, 108080. https://doi.org/10.1016/j.jpaa.2025.108080

• S. Blumer, C. Quadrelli, T.S. Weigel (2024). Oriented right-angled Artin pro-ℓ groups and maximal pro-ℓ Galois groups, International Mathematics Research Notices, Vol. 2024, Issue 8, April 2024, 6790–6819. https://doi.org/10.1093/imrn/rnad276

• S. Blumer, A. Cassella, C. Quadrelli (2023). Groups of p-absolute Galois type that are not absolute Galois groups. Journal of Pure and Applied Algebra, 227(4), 107262. https://doi.org/10.1016/j.jpaa.2022.107262

• S. Blumer (2023). Kurosh theorem for certain Koszul Lie algebras. Journal of Algebra, 614, 780-805. https://doi.org/10.1016/j.jalgebra.2022.09.022

• S. Blumer, C. Quadrelli (2026). Variations of Demushking groups which are not Absolute Galois Groups. arXiv. Submitted

• S. Blumer, I. Foniqi, C. Quadrelli (2025). Droms theorems for twisted right-angled Artin groups. arXiv. Submitted.

• S. Blumer, E. Marmo. Cohomological properties of algebraic structure associated to hyperplane arrangements, in preparation.

• S. Blumer, A. Cassella, I. Foniqi, C. Quadrelli, T.S. Weigel. Twisted right-angled Artin groups, in preparation.

• S. Blumer, L. Corrêa Lopes, J. Feuerpfeil, C. Quadrelli. A cohomological version of the Kijima-Nishi Conjecture, in preparation.

Invited speaker:

• European Non-Associative Algebra Seminar (26/05/2025), Online. Quadratically defined Lie algebras and HNN-extension.

• Al@Bicocca, Università degli Studi di Milano-Bicocca (30/04/2025). Subgroups of Bestvina-Brady groups and Lie algebras.

• Geometry and Analysis on Groups research seminar, Universität Wien (1/04/2025), Subgroups of Bestvina-Brady groups.

• Seminar "Algebra and number theory", Universität Wien (8/10/2024), From Galois theory to Lie algebras. 

• Università degli Studi dell’Insubria (10/01/2024), On quadratically defined Lie algebras.

• ICMAT Group Theory Seminars, Madrid (24/10/2022), Oriented pro-p RAAGs and Galois cohomology.

• Universidad de Zaragoza (25/05/2022), A Kurosh-type theorem for a class of quadratic Lie algebras.

Contributed talks:

• ÖMG-DMV Annual Meeting 2025, Linz, Austria (2/09/2025), Koszul Lie algebras and HNN-extensions.

• VII Congreso de Jóvenes Investigadores de la RSME, Bilbao, Spain (16/01/2025), Lie algebraic methods in Galois theory.

• VII Congreso de Jóvenes Investigadores de la RSME, Bilbao, Spain (14/01/2025), Quadratically defined Lie algebras and HNN-extensions.

• VII International Workshop on Non-Associative Algebras, Università degli Studi di Lecce (26/02/2024), Lie algebras with Koszul cohomological property.

• Insalate di Matematica, Università di Milano-Bicocca,  Italy (18/10/2023), Lie algebra cohomology made easy.

• VI Congreso de Jóvenes Investigadores de la RSME, León, Spain (9/02/2023), Kurosh-type theorem for Lie algebras.

• New Trends Around Profinite Groups 2021, Levico Terme, Hotel Bellavista (13-17/09/2021). Poster session: Oriented pro-p RAAGs in Galois Theory.

• LMS Midlands Regional Meeting, Workshop: Profinite Groups and Related Aspects, University of Lincoln (2/06/2021), Poster: Oriented pro-p RAAGs in Galois Theory.