DE DIEGO ERLES, J. J.; VELASCO DE LA PEÑA, E. Internet resources on old books in Europe. Scire: knowledge representation and organization (ISSNe 2340-7042; ISSN 1135-3716), [S. l.], v. 5, n. 1, p. 91–103, 1999. DOI: 10.54886/scire.v5i1.1109. Disponível em: https://ibersid.eu/ojs/index.php/scire/article/view/1109. Acesso em: 3 jul. 2024.