Horn77'

BibTeX

@article{DBLP:journals/ai/Horn77,
  author    = {Berthold K. P. Horn},
  title     = {Understanding Image Intensities},
  journal   = {Artif. Intell.},
  volume    = {8},
  number    = {2},
  year      = {1977},
  pages     = {201-231},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}