Merrill73'

BibTeX

@article{DBLP:journals/cacm/Merrill73,
  author    = {R. D. Merrill},
  title     = {Representation of Contours ad Regions for Efficient Computer
               Search},
  journal   = {Commun. ACM},
  volume    = {16},
  number    = {2},
  year      = {1973},
  pages     = {69-82},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}