YESHKEYEV, A.R. Existential prime convex Jonsson theories and their models. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 81, n. 1, p. 41–45, 2016. Disponível em: https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/75. Acesso em: 10 jul. 2025.