Suseno, and Vina Nursuci Damayanti. “ANALISIS PENGENDALIAN KUALITAS PRODUK DENGAN MENGGUNAKAN METODE STATISTICAL PROCESS CONTROL (SPC) DAN NEW SEVEN TOOLS DI PT HARI MUKTI TEKNIK”. Jurnal Cakrawala Ilmiah 1, no. 6 (February 22, 2022): 1547–1558. Accessed August 17, 2025. https://www.bajangjournal.com/index.php/JCI/article/view/1521.