Wanti, L. P., O. Somantri, and T. Karyati. “Utilization of AR Technology for The Development of Speech Therapy Applications by Optimizing Marked-Based Tracking Method”. Kinetik: Game Technology, Information System, Computer Network, Computing, Electronics, and Control, vol. 8, no. 1, Feb. 2023, pp. 429-34, doi:10.22219/kinetik.v8i1.1584.