“ANALISIS PERBAIKAN UNTUK MENGURANGI DEFECT KERAMIK GRANITO DENGAN METODE SIX SIGMA”, Kohesi, vol. 10, no. 8, pp. 741–750, Jan. 2026, Accessed: Oct. 02, 2026. [Online]. Available: https://cibjournal.com/index.php/kohesi/article/view/6105