SENASHOV, V. I. Characterizations of groups with almost layer-finite periodic part. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 69, n. 7, p. 964–973, 2017. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1749. Acesso em: 5 dec. 2025.