TY - GENERIC DO - 10.20944/preprints202405.0033.v1 UR - http://dx.doi.org/10.20944/preprints202405.0033.v1 TI - Raw Material Purchasing Optimization Using Column Generation T2 - Preprints AU - Gao, Zhen AU - Li, Danning AU - Wang, Danni AU - Yu, Zengcai PY - 2024 DA - 2024/05/01 PB - Preprints