Guan L, Zhang Y, Gu MM. Teacher immediacy as an external regulator in digital game-based language learning: A mixed-method study of intrinsic motivation, classroom anxiety, and willingness to communicate. RPTEL [Internet]. 2026 Jun. 26 [cited 2026 Jun. 30];22:024. Available from: https://rptel.apsce.net/index.php/RPTEL/article/view/2027-22024