Lubis, Dinda Agustina, Sugiharto Pujangkoro, and Juliza Hidayati. 2024. “Lean Approach to Minimize Waste in Biscuit Production Process Using Value Stream Mapping Method at PT. XYZ ”. Jurnal Sistem Teknik Industri 26 (2):120-27. https://doi.org/10.32734/jsti.v26i2.13544.