F. Kargl, S. Geßler, and F. Flerlage. Ubiquitous Computing Systems, volume 4836 of Lecture Notes in Computer Science, Springer Berlin / Heidelberg, 10.1007/978-3-540-76772-5_9.(2010)
A. Papapostolou, and H. Chaouchi. NETWORKING 2009, volume 5550 of Lecture Notes in Computer Science, Springer Berlin / Heidelberg, 10.1007/978-3-642-01399-7_19.(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)
M. Youssef, and A. Agrawala. MobiSys '05: Proceedings of the 3rd international conference on Mobile systems, applications, and services, page 205--218. New York, NY, USA, ACM, (2005)