Joseph LaViola, Andrew Forsberg, David H. Laidlaw, and Andries van Dam.
  <b>Virtual Reality-Based Interactive Scientific Visualization
  Environments</b>.
  <i>Springer-Verlag London Limited</i>, pages 225-250, 2008.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/g/LaViola-2008-VRB.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/LaViola-2008-VRB.bib">(bibtex:
  LaViola-2008-VRB)</A>.<br />