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  <A HREF="http://vis.cs.brown.edu/docs/pdf/g/Batra-1999-FCO.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Batra-1999-FCO.bib">(bibtex:
  Batra-1999-FCO)</A>.<br />