Abe, Makoto, and Carsten Roever. “Task Closings in L2 Text-Chat Interactions: A Study of L2 Interactional Competence”. CALICO Journal 37, no. 1 (March 2, 2020): 23–45. Accessed August 14, 2024. https://journal.equinoxpub.com/Calico/article/view/17226.