Alimbekova, N. B., and N. M. Oskorbin. “Study of the Initial Boundary Value Problem for a Two-Dimensional Convection-Diffusion Equation With a Fractional Time Derivative in the Sense of Caputo-Fabrizio”. Journal of Mathematics, Mechanics and Computer Science 110, no. 2 (September 27, 2021): 97–112. Accessed July 22, 2024. https://bm.kaznu.kz/index.php/kaznu/article/view/937.