1. R. Ackland, K. Taylor, L. Lefort, M. Cameron, J. Rahman, Semantic service integration for water resource, in: ISWC 2005, 2005, pp. 816–828.
2. U. S. Geological Survey, 2010, available online at 〈http://pubs.water.usgs.gov/〉.
3. Optimal water quality monitoring network design for river systems;Telci;J. Environ. Manage.,2009
4. M.C. Kerman, W. Jiang, A.F. Blumberg, S.E. Buttrey, Event detection challenges, methods, and applications in natural and artificial systems, in: The 14th International Command and Control Research and Technology Symposium, Washington, DC, June 15–17, 2009.
5. Calculating NSF water quality index, 2010, available at 〈http://water-research.net/watrqualindex/〉.