Purba D, Malau EP, Sagala M. Pemanfaatan IT di Waktu Luang Bagi Siswa/I Asrama SMA/SMK Skylandsea YAPPSU. ULEAD [Internet]. 2025 Apr. 24 [cited 2026 Sep. 15];4(2):112-4. Available from: https://ejournal.ust.ac.id/ULEAD/article/view/4642