Shoimkulov БМ. Redetermined System of Second-Order Partial Differential Equations with One Singular Point and One Boundary Supersingular Line. Вест. ПГУ. Мат. Мех. Инф. [Internet]. 2022 Sep. 29 [cited 2025 Apr. 5];(3 (58):18-24. Available from: https://press.psu.ru/index.php/Math/article/view/5499