Islamiyati, Anna, Anisa Anisa, Raupong Raupong, Jusmawati Massalesse, Nasrah Sirajang, Sitti Sahriman, and Alfiana Wahyuni. “Estimasi Model Regresi Spline Kubik Tersegmen Dengan Metode Penalized Least Square”. Al-Khwarizmi : Jurnal Pendidikan Matematika dan Ilmu Pengetahuan Alam 10, no. 2 (October 23, 2022): 139–148. Accessed July 22, 2024. https://ejournal.iainpalopo.ac.id/index.php/al-khwarizmi/article/view/3197.