BARYSHOVETS , P. P. On finite $A$-groups in which all nonmetacyclic subgroups are complementable. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 40, n. 3, p. 297–302, 1988. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/9138. Acesso em: 7 dec. 2025.