R. E. Waluyo, M. Muhtadi, N. Ramadan, and M. Z. Rafi, “ Application of YOLOv8 in Computer Vision-Based Facial Expression Detection of Toddlers: Penerapan YOLOv8 dalam Deteksi Ekspresi Wajah Balita Berbasis Computer Vision”, ijins, vol. 26, no. 4, p. 10.21070/ijins.v26i4.1853, Dec. 2025.