1. Anatoly A. Gitelson, Yoram J. Kaufman, Robert Starkc, Don Rundquista (2002), Novel algorithms for remote estimation of vegetation fraction. Remote Sensing of Environment, 80, 76– 87.
2. Abah P.C. (2013), An application pf Geographic Information System in Mapping Flood Risk Zones in a North Central city in Nigeria. African Journal of Environmental Science and Technology 7(6), 365- 371
3. Ajin, R.S., Krishnamurthy, R.R., Jayaprakash, M. and Vinod, P.G (2013) Flood hazard assessment of Vamanapuram River Basin, Kerala, India: An approach using Remote Sensing and GIS techniques. Advances in Applied Science Research 4(3): 263– 274.
4. Alexander, D. (1993), Natural Disasters. University of California (UCL) Press and Chapman and Hall, New York, 632
5. Alexouli-Livadits, A. (1997). Geomorphological Investigations of the Drainage Network and Calculation of the Peak run off storm and Sediment field of Sarantapotamos and Katsdimidi streams. International Symposium on Engineering Geology and the Environment. Balkemia, Rotterdam. p 31-40