Derek K. Jones.
  <b>The Effect of Gradient Sampling Schemes on Measures Derived
  From Diffusion Tensor MRI: A Monte Carlo Study</b>.
  <i>Magnetic Resonance in Medicine</i>, 51:807-815, 2004.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/bib/g/Jones-2004-EGS.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Jones-2004-EGS.bib">(bibtex:
  Jones-2004-EGS)</A>.<br />