悬赏 1 个论坛币 已解决
【作者(必填)】
【文题(必填)】
The transit network design problem with elastic demand and internalisation of external costs: An application to rail frequency optimisation
【年份(必填)】
【全文链接或数据库名称(选填)】https://www.sciencedirect.com/science/article/pii/S0968090X11000349