AKHMET, M. U.; DAUYLBAYEV, M. K.; MIRZAKULOVA, A. E.; ATAKHAN, N. Singularly perturbed linear oscillator with piecewise-constant argument. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 97, n. 1, p. 3–13, 2018. DOI: 10.26577/jmmcs-2018-1-480. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/480. Acesso em: 17 nov. 2024.