Wijaya DI, Khair F. Model pengendalian kualitas produk cover bottom (electronic part) menggunakan metode lean six sigma. OE [Internet]. 2019 Dec. 10 [cited 2026 May 29];11(3):252-64. Available from: https://training-ojs3-publikasi.mercubuana.ac.id/index.php/oe/article/view/7136