Yuldashev, Tursun, и Mahkambek Babayev. «Boundary Value Problem for a Seventh Order Nonhomogeneous Partial Differential Equation». Journal of Osh State University. Differential Equations, no. 1 (январь 10, 2026): 39–52. просмотрено август 18, 2026. https://journal.oshsu.kg/index.php/diffeq/article/view/3579.