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}, }