Rashin P D, Hansen E, Margolis R M. Water and sustainability: Global patterns and long-range problems [J]. Natural research forum, 1996, 20(1): 1-15.
[7]
Vladimirov A M, Lobanova H V. Classification of rivers to assess low flow impacts on water quality. In: John Wiley Sons. Hydrology in a Changing Environment Volume 1. Sussex: Academic Press, 1998.329-334.
[8]
Seok Soon Park a, Yong Seok Lee. A water quality modeling study of the Nakdong River [J]. Korea Ecological Modeling, 2002, (152): 65-75.
