Mehdi Dastani.
  <b>The Role of Visual Perception in Data Visualization</b>.
  <i>Journal of Visual Languages and Computing</i>, 13(6):601-622,
  December 2002.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/bib/g/Dastani-2002-RVP.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Dastani-2002-RVP.bib">(bibtex:
  Dastani-2002-RVP)</A>.<br />