Fuzzy green vehicle routing problem with simultaneous pickup – delivery and time windowsSetareh Majidi, Seyyed-Mahdi Hosseini-Motlagh, Saeed Yaghoubi and Abbas JokarRAIRO-Oper. Res., 51 4 (2017) 1151-1176DOI: https://doi.org/10.1051/ro/2017007
