City Research Online

Fedele, F., Jørgensen, P. & Shah, A. ORCID: 0000-0002-6623-8228 (2026). The index in d-exact categories. Journal of Algebra, 686, pp. 814-835. doi: 10.1016/j.jalgebra.2025.08.021

Bennett-Tennenhaus, R., Goodbody, I., Letz, J. C. & Shah, A. ORCID: 0000-0002-6623-8228view all authors (2026). Tensor extriangulated categories. Journal of Algebra, 685, pp. 361-405. doi: 10.1016/j.jalgebra.2025.07.041

Brüstle, T., Hassoun, S., Shah, A. ORCID: 0000-0002-6623-8228 & Tattar, A.view all authors (2025). Stratifying systems and Jordan-Hölder extriangulated categories. Glasgow Mathematical Journal, doi: 10.1017/s0017089525100621

Ogawa, Y. & Shah, A. ORCID: 0000-0002-6623-8228 (2024). A resolution theorem for extriangulated categories with applications to the index. Journal of Algebra, 658, pp. 450-485. doi: 10.1016/j.jalgebra.2024.05.041

Bennett-Tennenhaus, R., Haugland, J., Sandøy, M. H. & Shah, A. ORCID: 0000-0002-6623-8228view all authors (2024). The category of extensions and idempotent completion. Theory and Applications of Categories, 41, pp. 1077-1107.

Jørgensen, P. & Shah, A. ORCID: 0000-0002-6623-8228 (2024). Grothendieck groups of d-exangulated categories and a modified Caldero-Chapoton map. Journal of Pure and Applied Algebra, 228(5), article number 107587. doi: 10.1016/j.jpaa.2023.107587

Jørgensen, P. & Shah, A. ORCID: 0000-0002-6623-8228 (2024). The Index With Respect to a Rigid Subcategory of a Triangulated Category. International Mathematics Research Notices, 2024(4), pp. 3278-3309. doi: 10.1093/imrn/rnad130

Klapproth, C., Msapato, D. & Shah, A. ORCID: 0000-0002-6623-8228 (2024). Idempotent Completions of n-Exangulated Categories. Applied Categorical Structures, 32(1), article number 7. doi: 10.1007/s10485-023-09758-5

Bennett-Tennenhaus, R., Haugland, J., Sandøy, M. H. & Shah, A. ORCID: 0000-0002-6623-8228view all authors (2023). The category of extensions and a characterisation of n-exangulated functors. Mathematische Zeitschrift, 305(3), article number 44. doi: 10.1007/s00209-023-03341-3

Shah, A. ORCID: 0000-0002-6623-8228 (2023). Krull-Remak-Schmidt decompositions in Hom-finite additive categories. Expositiones Mathematicae, 41(1), pp. 220-237. doi: 10.1016/j.exmath.2022.12.003

Bennett-Tennenhaus, R. & Shah, A. ORCID: 0000-0002-6623-8228 (2021). Transport of structure in higher homological algebra. Journal of Algebra, 574, pp. 514-549. doi: 10.1016/j.jalgebra.2021.01.019

Hassoun, S., Shah, A. ORCID: 0000-0002-6623-8228 & Wegner, S-A. (2021). Examples and non-examples of integral categories and the admissible intersection property. Cahiers de Topologie et Geometrie Differentielle Categoriques, 62(3),

Hassoun, S. & Shah, A. ORCID: 0000-0002-6623-8228 (2020). Integral and quasi-abelian hearts of twin cotorsion pairs on extriangulated categories. Communications in Algebra, 48(12), pp. 5142-5162. doi: 10.1080/00927872.2020.1779737

Shah, A. ORCID: 0000-0002-6623-8228 (2020). Auslander-Reiten theory in quasi-abelian and Krull-Schmidt categories. Journal of Pure and Applied Algebra, 224(1), pp. 98-124. doi: 10.1016/j.jpaa.2019.04.017

Shah, A. ORCID: 0000-0002-6623-8228 (2019). Quasi-abelian hearts of twin cotorsion pairs on triangulated categories. Journal of Algebra, 534, pp. 313-338. doi: 10.1016/j.jalgebra.2019.06.011