Ivasyshen SD, Litovchenko VA. Cauchy problem for one class of degenerate parabolic equations of Kolmogorov type with positive genus. Ukr. Mat. Zhurn. [Internet]. 2009Aug.25 [cited 2024Apr.23];61(8):1066-87. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3081