Sonatha, Yance, Aldo Erianda, and Redhatul Fitri. 2025. “Sales Segmentation Analysis of Tobacco Products Using the K-Means Clustering Method”. INVOTEK: Jurnal Inovasi Vokasional Dan Teknologi 24 (2), 139-46. https://doi.org/https://doi.org/10.24036/invotek.v24i2.1221.