Akbar, Arman Maulana. “IMPLEMENTASI LEAN SIX SIGMA GUNA MEMINIMALISIR PENUNDAAN PENGIRIMAN SEMEN PADA PT. SIL (PLANT REMBANG, JAWA TENGAH)”. JUSTI (Jurnal Sistem dan Teknik Industri) 4, no. 2 (January 31, 2024): 139–147. Accessed June 6, 2025. https://journal.umg.ac.id/index.php/justi/article/view/7258.