Sharon Swartz.
  <b>Computational estimation of skeletal stresses and joint
  forces in flying bats: implications for origin and diversification of the bat
  skeleton</b>.
  Unpublished
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Swartz-2004-CES.bib">(bibtex:
  Swartz-2004-CES)</A>, 2004.<br />