Merlo-Vega J-A. E-books in university libraries: resources, services and 20 key areas for development. ThinKEPI [Internet]. 2015 May 3 [cited 2026 May 7];9:087-96. Available from: https://thinkepi.scimagoepi.com/index.php/ThinkEPI/article/view/thinkepi.2015.16