Karim, Abdul, and Angga Putra Juledi. “PCA-Assisted K-Means Clustering of 31 Food Commodity Price Profiles in Indonesia”. International Journal of Informatics and Data Science 3, no. 1 (December 31, 2025): 23-33. Accessed October 21, 2026. https://journals.adaresearch.or.id/ijids/article/view/543.