RENU; SARITA; SEHGAL, A.; ARCHANA MALIK. Graceful Labeling of Prime Index Graph of Group Zp × Zpn. Contemporary Mathematics, [S. l.], v. 4, n. 3, p. 612–619, 2023. DOI: 10.37256/cm.4320232727. Disponível em: https://ojs.wiserpub.com/index.php/CM/article/view/2727. Acesso em: 22 jul. 2024.