COLLISON, G.; ELBAUM, B.; HAAVIND, S.; TINKER, R. Facilitating Online Learning: Effective Strategies for Moderators. Education Review, [S. l.], 2015. DOI: 10.14507/er.v0.194. Disponível em: https://edrev.asu.edu/index.php/ER/article/view/194. Acesso em: 1 may. 2024.