S. SATHAM HUSSAIN; R. JAHIR HUSSAIN; SMARANDACHE, Florentin. On Neutrosophic Vague Graphs. Neutrosophic Sets and Systems, [S. l.], v. 28, p. 245–258, 2019. Disponível em: https://fs.unm.edu/nss8/index.php/111/article/view/248.. Acesso em: 11 feb. 2025.