CLUSTERING OF REGENCIES/CITIES IN WEST JAVA PROVINCE BASED ON INDICATORS THAT AFFECT AIR QUALITY USING PRINCIPAL COMPONENT ANALYSIS AND K-MEANS CLUSTERING. Pr [Internet]. 2025 Jul. 27 [cited 2026 Oct. 5];5(1):50-6. Available from: https://bestjournal.untad.ac.id/index.php/parameter/article/view/17489