Rasa, Ghulam Hazrat Aimal, G. S. Auzerkhan, and M. N. Konyrkulzhayeva. “Green’s Function of the Dirichlet Problem for the Differential Operator on a Star-Shaped Graph at M”. Journal of Mathematics, Mechanics and Computer Science 101, no. 1 (April 23, 2019): 14–28. Accessed July 3, 2024. https://bm.kaznu.kz/index.php/kaznu/article/view/613.