“Analisis Regresi Linear Piecewise Dua Segmen dengan Menggunakan Metode Kuadrat Terkecil”, JEM, vol. 7, no. 2, pp. 63–82, Nov. 2019, Accessed: Aug. 20, 2026. [Online]. Available: https://ejournal-science.upi.edu/jem/article/view/244