MARKHABATOV, N.; SUDOPLATOV, S. Ranks for Families of All Theories of Given Languages. Eurasian Mathematical Journal, [S. l.], v. 12, n. 2, p. 52–58, 2021. DOI: 10.32523/2077-9879-2021-12-2-52-58. Disponível em: https://emj.enu.kz/index.php/main/article/view/215. Acesso em: 22 oct. 2026.