HEREDIA ESPINOSA, Ana Lis; BARRAZA, Adriana Rodríguez. Elementary School Teachers and Sex Education in Mexico: The Case of Veracruz. International Electronic Journal of Elementary Education, [S. l.], v. 13, n. 5, p. 589–598, 2021. Disponível em: https://www.iejee.com/index.php/IEJEE/article/view/1502. Acesso em: 4 aug. 2026.