Memorandum of Understanding on Diligent Search Guidelines for Orphan Works. DigItalia, [S. l.], v. 3, n. 2, p. 142–145, 2008. Disponível em: https://digitalia-ojs35-test.archicoop.it/index.php/digitalia/article/view/455. Acesso em: 28 apr. 2026.