Wenjin Zhou, Edward Walsh, and David H. Laidlaw.
 <b>DoubleAx: In-vivo Axom Measurement in the Human Corpus
  Callosum Using Angular Double-PFG MRI</b>.
 In <em>Proceedings of OHBM</em>, 2013.
  <a href="http://vis.cs.brown.edu/docs/pdf/g/Zhou-2013-DIA.pdf.html">(pdf)</a>
  <a href="http://vis.cs.brown.edu/results/bibtex/Zhou-2013-DIA.bib">(bibtex:
  Zhou-2013-DIA)</a>.