TY - JOUR AU - Kumar, Jitendra AU - Roy, Nirjhar AU - Mostafaeipour, Ali AU - Qolipour, Mojtaba TI - Development of a novel lot sizing model with variable lead time in supply chain environment JO - Journal of Optimization in Industrial Engineering VL - 10 IS - 22 SP - 25 EP - 38 PY - 2017 DO - 10.22094/joie.2017.275 ER -