Chehaibar Náder Lourdes. Editorial. Perfiles Educativos, [S. l.], v. 29, n. 118, p. 3–6, 2007. Disponível em: https://perfileseducativos.unam.mx/iisue_pe/index.php/perfiles/article/view/61066. Acesso em: 3 sep. 2025.