C. Hoene. Worcester, MA, Third Annual Technology Workshop for Precision Indoor Personnel Location and Tracking for Emergency Responders, Worcester Polytechnic Institute, (August 2008)
I. Amundson, and X. Koutsoukos. Mobile Entity Localization and Tracking in GPS-less Environnments, volume 5801 of Lecture Notes in Computer Science, Springer Berlin / Heidelberg, 10.1007/978-3-642-04385-7_16.(2009)
V. Otsason, A. Varshavsky, A. LaMarca, and E. de Lara. UbiComp 2005: Ubiquitous Computing, volume 3660 of Lecture Notes in Computer Science, Springer Berlin / Heidelberg, 10.1007/11551201_9.(2005)
E. Demaine, A. López-Ortiz, and J. Munro. SODA '00: Proceedings of the eleventh annual ACM-SIAM symposium on Discrete algorithms, page 743--752. Philadelphia, PA, USA, Society for Industrial and Applied Mathematics, (2000)
M. Wang, C. Tseng, and C. Shen. Human-Computer Interaction, volume 332 of IFIP Advances in Information and Communication Technology, Springer Boston, 10.1007/978-3-642-15231-3_31.(2010)
B. Yang, J. Yang, J. Xu, and D. Yang. Mobile Ad-Hoc and Sensor Networks, volume 4864 of Lecture Notes in Computer Science, Springer Berlin / Heidelberg, 10.1007/978-3-540-77024-4_51.(2007)