Effendi, Melody, Ricardo Ardhyatirta, Sheila Gracia Angelina, and Margaretha Ohyver. “Predict Farmer Exchange Rate in the Food Crop Sector Using Principal Component Regression”. Enthusiastic : International Journal of Applied Statistics and Data Science 3, no. 1 (April 30, 2023): 74–84. Accessed November 21, 2024. https://journal.uii.ac.id/ENTHUSIASTIC/article/view/25022.