Jenaliyev, M., M. Ramazanov, M. Kosmakova, and Z. Tuleutaeva. “On the Solution to a Two-Dimensional Heat Conduction Problem in a Degenerate Domain”. Eurasian Mathematical Journal, vol. 11, no. 3, Sept. 2020, pp. 89-94, doi:10.32523/2077-9879-2020-11-3-89-94.