Guarding a terrain by two watchtowers

Pankaj K. Agarwal, Sergey Bereg, Ovidiu Daescu, Haim Kaplan, Simeon C. Ntafos, Binhai Zhu. Guarding a terrain by two watchtowers. In Joseph S. B. Mitchell, Günter Rote, editors, Proceedings of the 21st ACM Symposium on Computational Geometry, Pisa, Italy, June 6-8, 2005. pages 346-355, ACM, 2005. [doi]

@inproceedings{AgarwalBDKNZ05,
  title = {Guarding a terrain by two watchtowers},
  author = {Pankaj K. Agarwal and Sergey Bereg and Ovidiu Daescu and Haim Kaplan and Simeon C. Ntafos and Binhai Zhu},
  year = {2005},
  doi = {10.1145/1064092.1064145},
  url = {http://doi.acm.org/10.1145/1064092.1064145},
  tags = {C++},
  researchr = {https://researchr.org/publication/AgarwalBDKNZ05},
  cites = {0},
  citedby = {0},
  pages = {346-355},
  booktitle = {Proceedings of the 21st ACM Symposium on Computational Geometry, Pisa, Italy, June 6-8, 2005},
  editor = {Joseph S. B. Mitchell and Günter Rote},
  publisher = {ACM},
  isbn = {1-58113-991-8},
}