For citations:

Garif’yanov F.N., Strezhneva E.V. On a difference equation with holomorphic coefficients generated by a hexagon. Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika. 2024;(8):20-26. (In Russ.) https://doi.org/10.26907/0021-3446-2024-8-20-26