E-flows in the Nam Songkhram river basin - Blake, D.J.H.; Sunthornratana, U.; Promphakping, B.; Buaphuan, S.; Sarkkula, J.; Kummu, M.; Taoun, M.; Waleetorncheepsawat, P.; Boonyothayan, S.; Tharme, Rebecca E.; Osbeck, M.; Janprasart, S. (Chiang Mai University, 2010)