Erna Mulyati, and Afuan Zahradika. “Analisis Penyebab Dead Stock Sparepart Kapal Menggunakan Metode DMAIC Di PT Asdp Indonesia Ferry (Persero) Pada Divisi Supply Chain Management”. Jurnal Logistik Bisnis 12, no. 1 (May 24, 2022): 37-45. Accessed September 11, 2026. https://ejurnal.ulbi.ac.id/index.php/logistik/article/view/2257.