P.G. Batchelor, D.L.G. Hill, D. Atkinson, F. Calamanten, and A. Connellyn.
  <b>Fibre-tracking by solving the diffusion-convection equation</b>.
  In <i>Proceedings of ISMRM 2002</i>, 2002.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/bib/g/Batchelor-2002-FSD.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Batchelor-2002-FSD.bib">(bibtex:
  Batchelor-2002-FSD)</A>.<br />