BOBODZHANOV, A.A.; KALIMBETOV, B.T.; SAFONOV, V.F.; TUYCHIEV, O.D. Singularly perturbed problems with rapidly oscillating inhomogeneities in the case of discrete irreversibility of the limit operator. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 119, n. 3, p. 97–106, 2025. DOI: 10.31489/2025m3/97-106. Disponível em: https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/988. Acesso em: 5 oct. 2025.