MIRZAKULOVA, A.E.; ATAKHAN, N. Construction of the solution of the boundary value problem for integro differential equation with a small parameter in highest derivatives. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 84, n. 4, p. 99–103, 2016. DOI: 10.31489/2016m4/99-103. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/131. Acesso em: 23 aug. 2025.