KOZULIN, S. N.; SENASHOV, V. I.; SHUNKOV, V. P. Groups with handles of order different from three. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 56, n. 8, p. 1030–1042, 2004. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3820. Acesso em: 5 dec. 2025.