Bela Julesz.
  <b>Textons, the Elements of Texture Perception, and their
  Interactions</b>.
  <i>Nature</i>, 290(5802):91-97, March 1981.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/bib/g/Julesz-1981-TET.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Julesz-1981-TET.bib">(bibtex:
  Julesz-1981-TET)</A>.<br />