1. P.K. Thampi, John, Mathai, G, Sankar, S. Sidharthan, Landslides: Causes, Control and Mitigation. Based on the Investigations Carried Out by the Centre for Earth Science Studies, Trivandrum.
2. Fact Sheet, Wireless Sensor Networks with Self-Organization Capabilities for Critical and Emergency Applications. .
3. Drought forecast model and framework using wireless sensor networks;Kung;Journal of Information Science and Engineering.,2006
4. A Wireless Sensor Network Prototype for Environmental Monitoring in Greenhouses;Liu,2007
5. R. Musaloiu-E, A. Terzis, K. Szlavecz, A. Szalay, J. Cogan, J. Gray, 2006. Life Under Your Feet: A Wireless Soil Ecology Sensor Network.