HaverkortTZ07'

@inproceedings{DBLP:conf/alenex/HaverkortTZ07,
  author    = {Herman J. Haverkort and
               Laura Toma and
               Yi Zhuang},
  title     = {Computing Visibility on Terrains in External Memory},
  booktitle = {ALENEX},
  year      = {2007},
  ee        = {http://www.siam.org/proceedings/alenex/2007/alx07_002haverkorth.pdf},
  crossref  = {DBLP:conf/alenex/2007},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/alenex/2007,
  title     = {Proceedings of the Nine Workshop on Algorithm Engineering
               and Experiments, ALENEX 2007, New Orleans, Louisiana, USA,
               January 6, 2007},
  booktitle = {ALENEX},
  publisher = {SIAM},
  year      = {2007},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}