Cognitive, Social, and Teaching Presence as Predictors of Students’ Satisfaction in Distance Learning. Mediterranean Journal of Social Sciences, [S. l.], v. 7, n. 2 S1, p. 439, 2016. Disponível em: https://www.richtmann.org/journal/index.php/mjss/article/view/8923.. Acesso em: 18 jul. 2024.