Simarmata JG, Nainggolan N, Tanjung ES. Indonesia Analisis Spasial Klaster Atmosfer di Sumatera Utara Menggunakan K-Means. JUKTISI [Internet]. 2026 Jun. 25 [cited 2026 Jul. 6];5(1):1100-1. Available from: https://ejurnal.lkpkaryaprima.id/index.php/juktisi/article/view/936