Adinda, Fatma Dilla, and Aflah Zakinov Irta. “Hubungan Problematic Smartphone Use Dengan Bedtime Procrastination Pada Siswa SMA Di Kota Bukittinggi”. ANTHOR: Education and Learning Journal 5, no. 5 (September 6, 2026): 92–98. Accessed October 17, 2026. https://anthor.org/anthor/article/view/1259.