PAULSEN, M. F. Online Education and Learning Management Systems – Global E-learning in a Scandinavian Perspective. Education Review, [S. l.], 2015. DOI: 10.14507/er.v0.271. Disponível em: https://edrev.asu.edu/index.php/ER/article/view/271. Acesso em: 3 may. 2024.