References:
1. 1.Oskooeinejad, M. 1989, EngineeringEconomics, Amirkabir Publisher,Tehran.
2. 2.Fars Province Agricultural Organization,Statistical information, 2009,Shiraz, Iran.
3. Planning and Management Organization, 2009, Lists of unit prices of wells andghants.
4. Fars Province Regional water Organization,2009, Statistical information,Shiraz, Iran.
5. Safari, H., B. Navabinia, B. Sharifi, M.,2004, Determination of optimum depthof wells: application of non-linearprogramming, Journal of Water andSewage , 15:35-41.
6. Eills E. M. 1998. Agricultural groundwaterconservation program in thephoenix active management area. M.s.
Thesis Univercity of Arizona,Tucson,AZ.
7. Green Z.W.2006.Optimal cost desiga ofwater distribution networks using
harmony search:Engineering Optimization, 38(3): 259-277.
8. Srinivasa R.L . and Elango K.1992.Optimal design of water distributionnetworks with head dependent iutflows 107
1391
