BALL, David; FRIEND, Frederick. Library Purchasing Consortia in the UK. LIBER Quarterly: The Journal of the Association of European Research Libraries, [S. l.], v. 11, n. 1, p. 98–103, 2001. DOI: 10.18352/lq.7635. Disponível em: https://testplatform.openjournals.nl/liberquarterly/article/view/10220. Acesso em: 11 apr. 2026.