For citations:

Durdiev D.K. Coefficient inverse problem for an equation of mixed parabolic-hyperbolic type with a non-characteristic line of type change. Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika. 2024;(3):38-49. (In Russ.) https://doi.org/10.26907/0021-3446-2024-3-38-49