Lorena Alemán de la Garza and Marcela Georgina Gómez-Zermeño, SolarSPELL Case Study: Pedagogical Quality Indicators to Evaluate Digital Library Resources. journal = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology. January 2021, vol. 170(2). 193 - 199 [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10011851.