Guyton A.C.
  <i><b>Textbook of Medical Physiology</b></i>.
  W.B. Saunder Company, 1986.
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Guyton-1986-TMP.bib">(bibtex:
  Guyton-1986-TMP)</A>.<br />