ISRAA M. TAWFIK. Some Properties of the Members of Petersen Family. Tikrit Journal of Pure Science, [S. l.], v. 23, n. 6, p. 140–143, 2023. DOI: 10.25130/tjps.v23i6.683. Disponível em: https://tjpsj.org/index.php/tjps/article/view/683. Acesso em: 17 jun. 2025.