1. Wlan location determination via clustering and probability distributions;Youssef,2003
2. Location systems for ubiquitous computing;Hightower;Computer,2001
3. Location and navigation support for emergency responders: a survey;Fischer;Pervas. Comput. IEEE,2010
4. Collaborative PDR localisation with mobile phones;Kloch,2011
5. Emergent behaviour in collaborative indoor localisation: an example of self-organisation in ubiquitous sensing systems;Kloch,2011