HILTZ, Starr Roxanne; COPPOLA, Nancy; ROTTER, Naomi; TUROFF, Murray; BENBUNAN-FICH, Raquel. Measuring the Importance of Collaborative Learning for the Effectiveness of ALN: A Multi-Measure, Multi-Method Approach. Online Learning, Boston, MA, v. 4, n. 2, 2019. DOI: 10.24059/olj.v4i2.1904. Disponível em: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/1904. Acesso em: 25 mar. 2026.