Ronald N. Perry Sarah F. Frisken.
  <b>Kizamu: A system for scupting digital images</b>.
  In <i>Proceedings of the 28th annual conference on Computer
  graphics</i>, pages 47-56, 2001.
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Perry-2001-KAS.bib">(bibtex:
  Perry-2001-KAS)</A>.<br />