Bounds of F-index for unicyclic graphs with fixed pendent vertices. Journal of Prime Research in Mathematics, [S. l.], v. 14, n. 1, p. 51 – 61, 2018. Disponível em: https://jprm.sms.edu.pk/index.php/jprm/article/view/140. Acesso em: 7 dec. 2025.