Suseno, Suseno, and Revi Aditya Hermansyah. “ANALISIS PENGENDALIAN KUALITAS PRODUK GULA MENGGUNAKAN METODE SIX SIGMA PADA PT MADU BARU”. SENTRI: Jurnal Riset Ilmiah 2, no. 2 (February 9, 2023): 489–504. Accessed October 7, 2024. https://ejournal.nusantaraglobal.or.id/index.php/sentri/article/view/492.