ADEYOKUN, B. O.; ADEBOWALE, T. O.; YAYA, J. A. The Prospects and Challenges of Open Access Educational Resources (OAER) in the Library Retrieval System. Asian Journal of Education and e-Learning, [S. l.], v. 3, n. 4, 2015. Disponível em: https://ajouronline.com/index.php/AJEEL/article/view/2795. Acesso em: 29 may. 2022.