SAMUELS-PERETZ, Debbie. Ghosts, stars, and learning online: Analysis of interaction patterns in student online discussions. The International Review of Research in Open and Distributed Learning, [S. l.], v. 15, n. 3, 2014. DOI: 10.19173/irrodl.v15i3.1641. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/1641. Acesso em: 27 nov. 2024.