NAFISAH, Baiq Zohratun; HADI, M Wahyu; YANI, Muhammad; TAFAA, Teresso. Exploring Duolinggo and Babbel Mobile Applications in Improving EFL Slow Learners’ Speaking Performance: A Classroom Action Research. Journal of Linguistic Metacognition and Language Learning, [S. l.], v. 1, n. 1, p. 32–44, 2026. Disponível em: https://balejurnal.com/index.php/JLMLL/article/view/72.. Acesso em: 2 may. 2026.