?url_ver=Z39.88-2004&rft_id=10.1038%2Fnature01604&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Garlaschelli%2C+Diego&rft.aulast=Garlaschelli&rft.aufirst=Diego&rft.issue=6936&rft.pages=165-168&rft.volume=423&rft.date=March+2003&rft.atitle=Universal+scaling+relations+in+food+webs&rft.title=Nature&rft.issn=0028-0836&rft.genre=article