1. Barsch R. 2009 SeisHub [online]. Available from:http://www.seishub.org/[Accessed 21 July 2009]
2. Chien S. et al. 2007 Lights out autonomous operation of an earth observing sensorweb [online] Proceeding of the 7th international of RCSGSO symposium, 11–15 June 2007, Moscow, Russia Available from:http://ai.jpl.nasa.gov/public/papers/chien_rcsgso2007_sensorweb.pdf[Accessed 10 August 2009]
3. Sensor web enables rapid response to volcanic activity
4. Sensor web: a new instrument concept
5. Fielding R.T. 2000 Architectural styles and the design of network-based software architectures PhD thesis. University of California