Wijaya, Kristian Florensio. “Indonesian EFL Teachers’ Perceptions on Flipped Classroom Approach in Modern Classroom Contexts”. Journal of Foreign Language Teaching and Learning 8, no. 1 (January 31, 2023): 1–18. Accessed April 30, 2025. https://journal.umy.ac.id/index.php/FTL/article/view/16453.