?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.trb.2021.10.007&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Ahern%2C+Zeke&rft.aufirst=Zeke&rft.aulast=Ahern&rft.date=January+2022&rft.volume=155&rft.atitle=Approximate+multi-objective+optimization+for+integrated+bus+route+design+and+service+frequency+setting&rft.issn=0191-2615&rft.title=Transportation+Research+Part+B%3A+Methodological&rft.genre=article