@inproceedings{Sousa:1999:CGP2,
  opteditor = {},
  optnote = {},
  optaddress = {},
  optorganization = {},
  author = {Sousa, Mario Costa and John W. Buchanan},
  optkey = {},
  optannote = {},
  optseries = {},
  optpublisher = {},
  localfile = {papers/Sousa.1999.CGP2.pdf},
  optmonth = {},
  citeseer = {http://citeseer.ist.psu.edu/440972.html},
  optdoi = {},
  optcrossref = {},
  optpages = {},
  booktitle = {Proceedings of SKIGRAPH 1999, Tenth Western Computer Graphics
               Symposium (Banff, Canada, March 1999)},
  optstatus = {doi},
  optvolume = {},
  optnumber = {},
  title = {{C}omputer-{G}enerated {P}encil {D}rawing},
  year = {1999},
}