Gultom, Nanda, Yeti Mulyati, Andoyo Sastromiharjo, and Halimah Halimah. “Development of Digital Phonology Teaching Materials Using Shadowing Techniques for Korean BIPA Learners”. Jurnal Kependidikan 10, no. 3 (September 18, 2024): 1103–1112. Accessed September 29, 2025. https://ojspanel.undikma.ac.id/index.php/jurnalkependidikan/article/view/12584.