“Analisis Pengendalian Kualitas Produk Paving Block dengan Metode Statistical Quality Control”, PROSEMNAS APTISI KOMDA DUMAI DURI, vol. 1, no. 1, pp. 99–106, Jan. 2026, Accessed: Feb. 24, 2026. [Online]. Available: https://ojs.aptisi-dumaiduri.org/index.php/prosiding/article/view/33