Candra, Theo Pilus. “Spatial Memory Erosion: A Comparative Study of Bible Verse Memorization Retention Rates Between Smartphone App and Print Bible Users Among Adolescents”. Journal of Digital Innovation and Social Research 2, no. 1 (June 30, 2023). Accessed August 1, 2026. https://journal.ptmpd.com/index.php/jdisr/article/view/7.