JAGRUTI C. KANANI. Cordial Labeling for Swastik Graph. International Journal of Mathematics And its Applications, [S. l.], v. 5, n. 1 - B, p. 129–134, 2017. Disponível em: http://ijmaa.in/index.php/ijmaa/article/view/761. Acesso em: 17 dec. 2025.