ratih agustin wulandari, “Development of Interactive Video Tutorial Media in Vocational Learning for Children with Special Needs with Mild Mental Requirements: Pengembangan Media Video Tutorial Interaktif dalam Pembelajaran Vokasi Anak Berkebutuhan Khusus Tunagrahita Ringan”, ijtvet, vol. 4, no. 2, pp. 59-64, Jan. 2024.