Yuldashev, T. и Babayev, M. (2026) «Boundary Value Problem for a Seventh Order Nonhomogeneous Partial Differential Equation», Journal of Osh State University. Differential Equations, (1), сс. 39–52. доступно на: https://journal.oshsu.kg/index.php/diffeq/article/view/3579 (просмотрено: 18 август 2026).