?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Roc%C3%ADo&rft.aulast=Cascajo+Jim%C3%A9nez&rft.au=Cascajo+Jim%C3%A9nez%2C+Roc%C3%ADo&rft.date=2010&rft.btitle=Proceedings+of+the+12th+World+Conference+on+Transport+Research+2010&rft.title=Urban+form+and+bus+riderships+in+Spanish+cities&rft.genre=proceeding