T. LAVANYA; D. AMSAVENI. Connectedness of spherical fuzzy graph. Malaya Journal of Matematik, India, v. 9, n. 01, p. 878–871, 2021. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1180. Acesso em: 16 jul. 2024.