Palma Peña J. M. Social values and heritage values: elements to determine the significance of documentary heritage. Biblioteca Universitaria, [S. l.], v. 16, n. 1, p. 33–45, 2014. DOI: 10.22201/dgb.0187750xp.2013.1.18. Disponível em: https://bibliotecauniversitaria.dgb.unam.mx/rbu/article/view/18. Acesso em: 18 may. 2024.