PICCIANO, Anthony G. INTRODUCTION TO THE SPECIAL ISSUE ON BLENDED LEARNING. Online Learning, Boston, MA, v. 13, n. 1, 2019. DOI: 10.24059/olj.v13i1.1672. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1672. Acesso em: 25 mar. 2026.