PICCIANO, Anthony G. Introduction to the Special Issue on Transitioning to Blended Learning. Online Learning, Boston, MA, v. 15, n. 1, 2011. DOI: 10.24059/olj.v15i1.195. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/195. Acesso em: 25 mar. 2026.