X. William Xu and Ross Galloway.
  <b>Using Behavioral Modeling Technology to Capture Designer's
  Intent</b>.
  <i>Computers in Human Behavior</i>, 21(2):395-405, March 2005.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/bib/g/Xu-2005-UBM.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Xu-2005-UBM.bib">(bibtex:
  Xu-2005-UBM)</A>.<br />