D. Guo.
  <i><b>Study of shapes and motions of coronary arteries
  determined by analysis of intravascular ultrasound </b></i>.
  PhD thesis, Brown University, 2000.
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Guo-2000-SSM.bib">(bibtex:
  Guo-2000-SSM)</A>.<br />