GUDIVOK, P. M.; SHAPOCHKA, I. V. On Chernikovp-groups. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 51, n. 3, p. 291–304, 1999. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4613. Acesso em: 14 apr. 2025.