1. Chinvanno, S. (2004). Future climate change in Thailand. Retrieved on June 15, 2017, from http://startcc.iwlearn.org/doc/Doc_thai_4.pdf.Thai
2. Howell, T.A. Enhancing Water Use Efficiency in Irrigated Agriculture. Agron. J. 2001, 93, 281--289.
3. UNWWDR (The United Nations World Water Development Report). Water for People, Water for Life|Executive Summary; UNESCO Publishing: Paris, France, 2003; pp. 17--18.
4. Dyras, I., Dobesch., H, Grueter, E., Perdigao, A., Tveito, O.E., Thornes, J.E., Wel, F., and Bottai, L. (2005). The use of geographical information systems in climatology and meteorology: COST 719. Meteorol. Appl., 12(10), 1--5.
5. S. Areerachakul and P. Junsawang, "Rainfall-Runoff relationship for streamflow discharge forecasting by ANN modelling," World Congress on Sustainable Technologies (WCST-2014), London, 2014, pp. 27--30.