Podkorytov Maxim V., Koroleva Anastasia M., Norbosambuev Tsyrendorzhi D. «Idempotent and nil-clean formal matrices of order 2 over residue class rings» // Tomsk State University Journal of Mathematics and Mechanics 2025. №93 C.30-40
Podkorytov Maxim V., Elfimova Anastasia M., Norbosambuev Tsyrendorzhi D. «Nilpotent, nil-good, and nil-clean formal matrices over residue class rings» // Tomsk State University Journal of Mathematics and Mechanics 2024. №91 C.31-40
