?url_ver=Z39.88-2004&rft_id=10.1287%2Fopre.27.1.80&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Balinski%2C+M.L.&rft.aulast=Balinski&rft.aufirst=M.L.&rft.issue=1&rft.volume=27&rft.date=1+February+1979&rft.issn=0030-364X&rft.atitle=Criteria+for+Proportional+Representation&rft.title=Operations+Research&rft.pages=80-95&rft.genre=article