A M. Sc. Oruam Cadex Marichal Guevara, investigador. Educación y sociedad, [S. l.], v. 12, n. 2, p. 6–7, 2014. Disponível em: https://revistas.unica.cu/index.php/edusoc/article/view/2103. Acesso em: 4 may. 2024.