Olmos-Migueláñez, S., Martínez-Abad, F., Torrecilla-Sánchez, E.M. and Mena-Marcos, J. 2014. Psychometric analysis of a perception scale on the usefulness of Moodle in the University. RELIEVE – Electronic Journal of Educational Research and Evaluation. 20, 2 (Nov. 2014). DOI:https://doi.org/10.7203/relieve.20.2.4221.