CONKLIN, Sheri; GARRETT DIKKERS, Amy. Instructor Social Presence and Connectedness in a Quick Shift from Face-to-Face to Online Instruction. Online Learning, Boston, MA, v. 25, n. 1, 2021. DOI: 10.24059/olj.v25i1.2482. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/2482. Acesso em: 4 apr. 2026.