1. 3GPP, 2007. 3GPP TS 22.071 V 8.0.0. 3rd generation partnership project; Technical Specification Group Services and System Aspects; Location Services (LCS); Service description; Stage 1 (Release 8)
2. Adusei, I.K., Kyamakya, K. and Jobmann, K., 2002. Mobile positioning technologies in cellular networks; an evaluation of their performance metrics.In: IEEE/military communications conference proceedings, 7–10 October 2002, Anaheim, CA, USA, Vol. 2, 1239–1244
3. Beinat, E. and Dias, E.S., 2003.Location services and accuracy. An analysis for field work applications[online]. Workpaper GIPSY project (Inst. for Env. Studies (IVM)) Amsterdam, the Netherlands. Available from:http://www.feweb.vu.nl/gis/research/LUCAS/publications/docs/gipsy_2004_7.pdf[Accessed 20th Oct 2010]
4. Buchanan, W.J.et al., 2004. Analysis and migration of location-finding methods for GSM and 3G networks.In: Fifth IEEE conference on 3G mobile communication technologies, 25–27 June 2004, London, UK, 352–358
5. Chen, M.Y.et al., 2006. Practical metropolitan-scale positioning for GSM phones.In:P. Dourish, ed. Lecture Notes in Computer Science #4206:8th International conference on ubiquitous computing, 17–21 September 2006, Orange country, CA, USA, 225–242