Ivan T. Bowman, Richard C. Holt, and Neil V. Brewster.
  <b>Linux as a Case Study: Its Extracted Software Architecture</b>.
  In <i>Unknown</i>, 1999.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/g/Bowman-1999-LCS.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Bowman-1999-LCS.bib">(bibtex:
  Bowman-1999-LCS)</A>.<br />