REDDY, P. S. K.; SAMPATHKUMAR, E.; SUBRAMANYA, M. S. COMMON-EDGE SIGNED GRAPH OF A SIGNED GRAPH. Journal of the Indonesian Mathematical Society, [S. l.], v. 16, n. 2, p. 105–113, 2010. DOI: 10.22342/jims.16.2.34.105-113. Disponível em: https://jims-a.org/index.php/jimsa/article/view/34. Acesso em: 28 apr. 2024.