MAGAN-WALS, José-Antonio. Ithaka S+R US Library survey 2013. Anuario ThinkEPI, [S. l.], v. 9, p. 103–105, 2015. DOI: 10.3145/thinkepi.2015.21. Disponível em: https://thinkepi.scimagoepi.com/index.php/ThinkEPI/article/view/thinkepi.2015.21. Acesso em: 7 may. 2026.