Attaev, A.Kh., M.I. Ramazanov, and M.T. Omarov. 2022. “On the Correctness of Boundary Value Problems for the Two-Dimensional Loaded Parabolic Equation”. Bulletin of the Karaganda University. Mathematics Series 108 (4):34-41. https://doi.org/10.31489/2022m/34-41.