Lisdayanti D, Jerry Heikal. K-Means Clustering: Customer Data Analysis in B2C Model at PT SCG Readymix Indonesia. J-CEKI [Internet]. 2025 Mar. 13 [cited 2026 Jul. 26];4(3):230-6. Available from: https://al-haramjournal.id/J-CEKI/article/view/7571