Bibliography
- Dyson , M. , Berkamp , G. and Scanlon , J. , eds. 2003 . Flow: the essentials of environmental flows Gland, Cambridge, , Switzerland, UK : World Conservation Union .
- Tharme , R. E. 2003 . A global perspective on environmental flow assessment: emerging trends in the development and application of environmental flow methodologies for rivers. . River Research and Applications , 19 : 397 – 442 .