?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Sanza&rft.aufirst=C%C3%A9dric&rft.volume=3&rft.date=December+2001&rft.atitle=Entit%C3%A9s+autonomes+%C3%A0+base+de+LCS+dans+des+environnements+virtuels&rft.title=ECA&rft.pages=31-60&rft.genre=article