SousaB00'

BibTeX

@article{DBLP:journals/cgf/SousaB00,
  author    = {Mario Costa Sousa and
               John W. Buchanan},
  title     = {Observational Models of Graphite Pencil Materials},
  journal   = {Comput. Graph. Forum},
  volume    = {19},
  number    = {1},
  year      = {2000},
  pages     = {27-49},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}