JEYANTHI, P.; PHILO, S. Odd Harmonious Labeling of Some Classes of Graphs. CUBO, A Mathematical Journal, [S. l.], v. 22, n. 3, p. 299–314, 2020. DOI: 10.4067/S0719-06462020000300299. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/2466. Acesso em: 14 may. 2024.