LI, De-Xue; GUO, Song-Tao. Prime-valent one-regular graphs of order 28p. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 53, p. 129–137, 2025. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/5760. Acesso em: 24 apr. 2026.