A REVIEW ON THE CHROMATIC NUMBER OF CARTESIAN PRODUCTS AND APPLICATIONS. International Journal of Multidisciplinary Engineering In Current Research, [S. l.], v. 6, n. 2, p. 34–39, 2021. Disponível em: https://ijmec.com/index.php/multidisciplinary/article/view/67. Acesso em: 13 feb. 2026.