Syamsualam, Nurjaya, and Rahmat Hidayat. “Application Of Truncated Spline Nonparametric Regression In Modeling Traffic Accident Rate In Palopo City: Penerapan Regresi Nonparametrik Spline Truncated Dalam Memodelkan Angka Kecelakaan Lalu Lintas Di Kota Palopo”. Mathline : Jurnal Matematika dan Pendidikan Matematika 7, no. 2 (August 14, 2022): 185 – 196. Accessed December 24, 2025. https://mathline.unwir.ac.id/index.php/Mathline/article/view/275.