PERSSON, L.-E. The Way to the Top of Science of Professor R. Oinarov. Eurasian Mathematical Journal, [S. l.], v. 8, n. 2, p. 09–21, 2017. Disponível em: https://emj.enu.kz/index.php/main/article/view/659. Acesso em: 9 oct. 2025.