?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Cheng%2C+Y&rft.aulast=Cheng&rft.aufirst=Y&rft.date=23+June+2020&rft.atitle=Identifying+Crowding+Impact+on+Departure+Time+Choice+of+Commuters+in+Urban+Rail+Transit&rft.title=Journal+of+Advanced+Transportation&rft.volume=2020&rft.genre=article