Cindy Grimm, Joseph J. Crisco, and David H. Laidlaw.
  <b>Fitting Manifold Surfaces to 3D Point Clouds</b>.
  <i>Journal of Biomechanical Engineering</i>, 124(1):136-140, February
  2002.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/g/Grimm-2002-FMS.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Grimm-2002-FMS.bib">(bibtex:
  Grimm-2002-FMS)</A>.<br />