Purwani, Winda. “USULAN PERBAIKAN KUALITAS PRODUK KAYU MANIS DI INDUSTRI REMPAH-REMPAH DENGAN METODE DMAIC”. Operations Excellence: Journal of Applied Industrial Engineering 7, no. 3 (April 14, 2016). Accessed June 4, 2026. https://publikasi.mercubuana.ac.id/index.php/oe/article/view/543.