Salma, Admi, and Zilrahmi Zilrahmi. “Multidimensional Poverty Clustering Using K-Means Algorithm With Dimensionaly Reduction by Principal Component Analysis”. Rangkiang Mathematics Journal 4, no. 2 (October 31, 2025): 111–118. Accessed April 29, 2026. https://math.ppj.unp.ac.id/index.php/RMJ/article/view/101.