?url_ver=Z39.88-2004&rft_id=10.1103%2FPhysRevLett.85.5134&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Robin+C.&rft.aulast=Ball&rft.au=Ball%2C+Robin+C.&rft.title=Physical+Review+Letters&rft.date=December+2000&rft.issn=0031-9007&rft.issue=24&rft.volume=85&rft.pages=5134-5137&rft.atitle=Angular+structure+of+lacunarity%2C+and+the+renormalization+group&rft.genre=article