MONGE FALLAS, Jorge. El Ray Tracing. Mathematics, Education and Internet Journal, [S. l.], v. 4, n. 2, 2015. DOI: 10.18845/rdmei.v4i2.2298. Disponível em: https://revistas.tec.ac.cr/index.php/matematica/article/view/2298. Acesso em: 6 may. 2024.