?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Rahwan%2C+Talal&rft.aulast=Rahwan&rft.aufirst=Talal&rft.date=2011&rft.title=Constrained+Coalition+Formation&rft.genre=proceeding