The Communist League “23 de Septiembre” in the face of the 1977 political reform, the release of political prisoners, and the search for forced-disappearance victims. Letras Históricas E-ISSN: 2448-8372, [S. l.], n. 28, p. 26 pp., 2023. DOI: 10.31836/lh.28.7383. Disponível em: https://letrashistoricas.cucsh.udg.mx/index.php/LH/article/view/7383. Acesso em: 13 sep. 2026.