?url_ver=Z39.88-2004&rft_id=10.1016%2FS0925-7721(01)00004-9&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Bemporad%2C+Alberto&rft.aulast=Bemporad&rft.aufirst=Alberto&rft.title=Computational+Geometry&rft.atitle=Convexity+recognition+of+the+union+of+polyhedra&rft.date=April+2001&rft.volume=18&rft.issue=3&rft.pages=141-154&rft.issn=0925-7721&rft.genre=article