Denis Andrienko and Michael P. Allen.
  <b>Molecular simulation and theory of a liquid crystalline
  disclination core</b>.
  <i>Physical Review E</i>, 1999.
  <A HREF="http://vis.cs.brown.edu/docs/pdf/bib/g/Andrienko-1999-MST.pdf.html">(pdf)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Andrienko-1999-MST.bib">(bibtex:
  Andrienko-1999-MST)</A>.<br />