Erds-Ko-Rado and Hilton-Milner theorems for two-forms
G. Ivanov, S. Köse, Discrete Mathematics 346 (2023).

Exterior algebra and combinatorics
S. Köse, Exterior Algebra and Combinatorics, Institute of Science and Technology Austria, 2023.

Factorization of some polynomials over finite local commutative rings and applications to certain self-dual and LCD codes
S. Köse, F. Özbudak, Cryptography and Communications 14 (2022) 933–948.