GOLD, Sanford. A CONSTRUCTIVIST APPROACH TO ONLINE TRAINING FOR ONLINE TEACHERS. Online Learning, Boston, MA, v. 5, n. 1, 2019. DOI: 10.24059/olj.v5i1.1886. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1886. Acesso em: 8 apr. 2026.