Fetter C W. Contamininant Hydrogeology. lVew York: Macmillan Publishing Company,1993,1-111.
[2]
V M Chowdary,N H Raob. GIS-based decision support system for groundwater assessment in large irrigation pro-ject areas. Agricultural Watet Management,2003,(62): 229-252.
[3]
M T Pimenta. Water balances using GIS. Phys.Chem. Earth,2000,(25):695698.
[4]
D Z Sui A,R C Maggiob. Integrating GIS with hydrologi-cal modeling: practices,problems,and prospects. Comput-ers,Enviroment and Urban Systems,1999,(23):33-51.