@inproceedings{cccg-06 , title = "An Optimal Solution to Room Search Problem" , author = "Binay Bhattacharya, John Z. Zhang, Qiaosheng Shi and Tsunehiko Kameda" , booktitle = "Proceedings of the 18th Canadian Conference on Computational Geometry (CCCG'06)" , site = "Kingston" , year = 2006 , pages = "55--58" }