BARYSHOVETS, P. P. On Complementability of Nonmetacyclic Subgroups in Finite $A$-Groups. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 53, n. 12, p. 1600–1606, 2001. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4381. Acesso em: 6 dec. 2025.