Hovhannisyan, A. H., and S. G. Rafayelyan. “SOLUTION OF THE CAUCHY PROBLEM FOR A DEGENERATE PARABOLIC EQUATION”. Proceedings of the YSU A: Physical and Mathematical Sciences, vol. 42, no. 2 (216), Sept. 2023, pp. 18-22, doi:10.46991/PYSU:A/2008.42.2.018.