Multivariate Adaptive Regression Spline Method for Study Timeliness of the 2017 FMIPA UNP Student. ujsds [Internet]. 2023 Mar. 8 [cited 2026 Oct. 4];1(2):90-6. Available from: https://ujsds.ppj.unp.ac.id/index.php/ujsds/article/view/23