BUI, Thi Thuc Quyen; NGUYEN, Thi Bao Tran. The implementation of collaborative writing in EFL upper secondary school classrooms: A case study. HO CHI MINH CITY OPEN UNIVERSITY JOURNAL OF SCIENCE - SOCIAL SCIENCES, [S. l.], v. 16, n. 2, p. 18–36, 2024. DOI: 10.46223/HCMCOUJS.soci.en.16.2.3669.2026. Disponível em: https://journalofscience.ou.edu.vn/index.php/soci-en/article/view/3669. Acesso em: 17 may. 2026.