C. T. NAGARAJ; C. Y. PONNAPPAN; G. PRABAKARAN. Multiple Magic Graphs. International Journal of Mathematics And its Applications, [S. l.], v. 6, n. 1 (Special Issue), p. 109–115, 2018. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/1403. Acesso em: 22 jul. 2024.