Nafisah, B. Z., Hadi, M. W., Yani, M., & Tafaa, T. . (2026). Exploring Duolinggo and Babbel Mobile Applications in Improving EFL Slow Learners’ Speaking Performance: A Classroom Action Research. Journal of Linguistic Metacognition and Language Learning, 1(1), 32-44. https://balejurnal.com/index.php/JLMLL/article/view/72