Edge Irregular Reflexive Labeling of Some Families of Ladder Graphs. Journal of Prime Research in Mathematics, [S. l.], v. 20, n. 2, p. 77 – 92, 2024. Disponível em: https://jprm.sms.edu.pk/index.php/jprm/article/view/233. Acesso em: 31 jul. 2025.