KALIMBETOV, B.T.; ETMISHEV, Kh.F. Asymptotic solutions of scalar integro-differential equations with partial derivatives and with rapidly oscillating coefficients. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 97, n. 1, p. 52–67, 2020. DOI: 10.31489/2020m1/52-67. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/335. Acesso em: 28 aug. 2025.