Soewardikoen, Didit Widiatmoko, Ardy Aprilian Anwar, Arief Budiman, Muhammad Asri Azuddin, Norhaslinda Shafie, and Nur Akma Halili. “Audio Factors in Online Courses”. KnE Social Sciences 10, no. 3 (January 10, 2025): 115–121. Accessed June 4, 2025. https://knepublishing.com/index.php/KnE-Social/article/view/17904.