Medinskyi, I., and H. Pasichnyk. “FUNDAMENTAL SOLUTION TO CAUCHY PROBLEM FOR KOLMOGOROV-TYPE EQUATION WITH UNBOUNDED COEFFICIENTS THAT DO NOT DEPEND ON DEGENERATION VARIABLES”. Reports of the National Academy of Sciences of Ukraine, no. 3, June 2025, pp. 3-16, doi:10.15407/dopovidi2025.03.003.