KaucicZ04'

@article{DBLP:journals/gis/KaucicZ04,
  author    = {Branko Kaucic and
               Borut Zalik},
  title     = {K-guarding of polyhedral terrain},
  journal   = {International Journal of Geographical Information Science},
  volume    = {18},
  number    = {7},
  year      = {2004},
  pages     = {709-718},
  ee        = {http://dx.doi.org/10.1080/13658810410001705299},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}