BAKIROVA, E.A.; ISKAKOVA, N.B. An approach to the choice of the initial approximation of the solution of nonlinear boundary value problem for loaded differential equations. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 84, n. 4, p. 8–17, 2016. DOI: 10.31489/2016m4/8-17. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/107. Acesso em: 23 aug. 2025.