KANG, Ping. THE STRUCTURE OF FINITE GROUPS WITH \(c^{∗}\)-NORMAL SUBGROUPS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 37, p. 329–338, 2017. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6706. Acesso em: 16 sep. 2026.