CampbellH91'

BibTeX

@article{DBLP:journals/ipl/CampbellH91,
  author    = {Douglas M. Campbell and
               John Higgins},
  title     = {Minimal Visibility Graphs},
  journal   = {Inf. Process. Lett.},
  volume    = {37},
  number    = {1},
  year      = {1991},
  pages     = {49-53},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}