Harahap, Muhammad Khoiruddin, and Surya Hendraputra. “Longitudinal Alzheimer’s Disease Progression Modelling Using Adaptive Spline Regression”. International Journal of Basic and Applied Science 14, no. 3 (February 9, 2026): 126–136. Accessed July 28, 2026. https://ijobas.pelnus.ac.id/index.php/ijobas/article/view/748.