@article{Pal201792, title = "Free-floating bike sharing: Solving real-life large-scale static rebalancing problems ", journal = "Transportation Research Part C: Emerging Technologies ", volume = "80", number = "", pages = "92 - 116", year = "2017", note = "", issn = "0968-090X", doi = "https://doi.org/10.1016/j.trc.2017.03.016", url = "http://www.sciencedirect.com/science/article/pii/S0968090X17300992", author = "Aritra Pal and Yu Zhang" }