HERNÁNDEZ-RAMÍREZ, M. Pedagogical model of the system of academic units for distance education. CienciaUAT, [S. l.], v. 1, n. 2, p. 55-60, 2006. Disponível em: https://revistaciencia.uat.edu.mx/index.php/CienciaUAT/article/view/501. Acesso em: 3 jul. 2024.