Duong My Tham and Tran Phan Ngoc Tu 2026. EFL Teachers’ and Students’ Perspectives on Learner Identity through Project-Based Language Learning in the 21st Century . Tạp chí Khoa học Xã hội và Nhân văn (VNU Journal of Social Sciences and Humanities). 9, 2 (Feb. 2026), 183–193. DOI:https://doi.org/10.33100/tckhxhnv9.2.DuongMyTham-TranPhanNgocTu.