The evolution and revision of big deals: a review from the perspective of libraries. Profesional de la información, [S. l.], v. 30, n. 4, 2021. DOI: 10.3145/epi.2021.jul.15. Disponível em: http://revista.profesionaldelainformacion.com/index.php/EPI/article/view/86465. Acesso em: 2 may. 2026.