Rahayu P, Ouarniki U, Eripuddin E, Juhastri AN, Murtopo MA. EFL STUDENTS’ PERSPECTIVES ON INTEGRATING DUOLINGO INTO ORAL COMMUNICATION ACTIVITIES. JEE [Internet]. 2026 Jun. 13 [cited 2026 Jun. 16];12(1):574-93. Available from: https://journal.upp.ac.id/index.php/JEE/article/view/4612