Ribeiro, Marco Ferreira, Vasco Saraiva, Paulo Pereira, and Célia Ribeiro. “Academic Motivation Scale: Validity in Portuguese Public Higher Education”. Journal of Contemporary Administration 23, no. 3 (May 22, 2019): 288-310. Accessed September 25, 2022. https://rac.anpad.org.br/index.php/rac/article/view/1337.