YESHKEYEV, A.R.; KASSYMETOVA, M.T.; MUSSINA, N.M. Normal Jonsson theories and their Kaiser classes. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 117, n. 1, p. 199–210, 2025. DOI: 10.31489/2025m1/199-210. Disponível em: https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/969. Acesso em: 9 jul. 2025.