Radu Jianu, Cagatay Demiralp, and David H. Laidlaw.
  <b>Exploring 3D DTI fiber-tracts with linked 2D
  representations</b>.
  <i>IEEE Trans. on Visualization and Computer Graphics (Proc.
  Visualization '09)</i>, 15(6):1449-1456, 2009.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/g/Jianu-2009-E3D.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Jianu-2009-E3D.bib">(bibtex:
  Jianu-2009-E3D)</A>.<br />