Situmorang, Sutrisno, and Jonas Franky Panggabean. “Design and Development of Video and Audio File Converter Applications”. Jurnal ICT : Information and Communication Technologies 12, no. 2 (October 20, 2021): 8–12. Accessed June 13, 2026. http://www.ejournal.marqchainstitute.or.id/index.php/JICT/article/view/1.