Anisa Rosyidasari, and Irwan Iftadi. 2020. “Implementasi Six Sigma Dalam Pengendalian Kualitas Produk Refined Bleached Deodorized Palm Oil”. Jurnal INTECH Teknik Industri Universitas Serang Raya 6 (2): 113-22. https://doi.org/10.30656/intech.v6i2.2420.