AISAGALIEV, S. A. To solution of a boundary value problem with parameter for ordinary differential equations. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 84, n. 1, p. 8–26, 2018. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/419. Acesso em: 3 jul. 2024.