Karl Sims.
  <b>Evolving Virtual Creatures</b>.
  In <i>Proceedings of SIGGRAPH</i>, pages 15-22. ACM Press, July 1994.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/bib/g/Sims-1994-EVC.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Sims-1994-EVC.bib">(bibtex:
  Sims-1994-EVC)</A>.<br />