Comparison of District/City Clusters in West Sumatra Province 2019–2025 Based on Labor Indicators Using K-Means Method. ujsds [Internet]. 31 Mei 2026 [dikutip 3 Oktober 2026];4(2):275-82. Tersedia pada: https://ujsds.ppj.unp.ac.id/index.php/ujsds/article/view/495