R. GOPI; V. SUBA. Super Lehmer-3 Mean Labeling of Tree Related Graphs. International Journal of Mathematics And its Applications, [S. l.], v. 5, n. 3 - A, p. 25–27, 2017. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/841. Acesso em: 22 jul. 2024.