JEYANTHI, P.; RAMYA, D. On Construction of Mean Graphs. Journal of Scientific Research, [S. l.], v. 5, n. 2, p. 265–273, 2013. DOI: 10.3329/jsr.v5i2.11545. Disponível em: https://banglajol.info/index.php/JSR/article/view/11545. Acesso em: 19 aug. 2022.