DE MIGUEL, Jesús M. Presentación. Papers. Revista de Sociologia, [S. l.], v. 5, p. 7–10, 1976. DOI: 10.5565/rev/papers/v5n0.912. Disponível em: https://papers.uab.cat/article/view/v5-de-miguel. Acesso em: 6 may. 2025.