SKIBA, Alexander N. On some classes of sublattices of the subgroup lattice. Journal of the Belarusian State University. Mathematics and Informatics, [S. l.], n. 3, p. 35–47, 2019. DOI: 10.33581/2520-6508-2019-3-35-47. Disponível em: https://journals.bsu.by/index.php/mathematics/article/view/1044. Acesso em: 5 oct. 2026.