MING, Norma; BAUMER, Eric P.S. Using Text Mining to Characterize Online Discussion Facilitation. Online Learning, Boston, MA, v. 15, n. 2, 2011. DOI: 10.24059/olj.v15i2.189. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/189. Acesso em: 25 mar. 2026.