Nawangsih, Ismasari. “Analisa Penjualan Produk Kosmetik Dengan Metode Algoritma K-Means Di Toko Erremy”. Bulletin of Information Technology (BIT) 4, no. 1 (April 10, 2023): 140 - 145. Accessed July 28, 2026. https://journal.fkpt.org/index.php/BIT/article/view/468.