Manullang, William Kevin Feriyanus, and Hery Murnawan. “Optimalisasi Raw Material Pada Proses Produksi Knalpot Mobil (Studi Kasus: PT Elysium Autotech Surabaya)”. Jurnal Teknik Industri Terintegrasi (JUTIN) 9, no. 1 (January 3, 2026): 405–413. Accessed January 11, 2026. https://journal.universitaspahlawan.ac.id/index.php/jutin/article/view/52586.