ADAM, Mohamed Shameem; ABD HAMID, Junainah; KHATIBI, Ali; AZAM, S. M. Ferdous. Investigating the Effects of Direct Instruction and Facilitating Discourse on Social and Cognitive Presence in Blended learning. Online Learning, Boston, MA, v. 29, n. 1, 2025. DOI: 10.24059/olj.v29i1.4182. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/4182. Acesso em: 4 apr. 2026.