J. G. Arnold, R. S. Srinivasan, and J. R. Williams, “Large area hydrologic modeling and assessment: Part 1. Model development,” Journal of the American Water Resources Association, Vol. 34, No. 7389, 1998.
 J. Benaman, C. A. Shoemaker, and D. A. Haith, “Model-ing non-point source pollution using a distributed water-shed model for the Cannonsville Reservoir Basin,” Dela-ware County, New York. Proceedings of the World Wa-ter & Environmental Resources Congress, May 20-24, 2001.
 A. Francos, G. Bidoglio, L. Galbiati, F. Bouraoui, F. J. Elorza, S. Rekolainen, K. Manni, and K. Granlund, “Hy-drological and water quality modelling in medium sized coastal basin,” Physics Chemistry Earth (B), Vol. 26, No. 1, pp. 47–52, 2001.
 M. Jha, W. Philip Gassman, S. Secchi, R. Gu, and J. Ar-nold, “Effect of watershed subdivision on SWAT flow, sediment and nutrient predictions,” Journal of American Water Resources Association, Vol. 40, No. 3, pp. 811– 825, 2004.
 K. W. King, J. G. Arnold, and R. L. Bingner, “Compari-son of Green-Ampt and curve number methods on Goodwin Creek watershed using SWAT,” Transactions of the ASAE, Vol. 42, No. 4, pp. 919–925, 1999.
 S. L. Neitsch, J. G. Arnold, J. R. Kiniry, J. R. Williams, and K. W. King, “Soil and water assessment tool thereo-tical documentation - version 2000,” Soil and Water Re-search Laboratory, Agricultural Research Service, Grass-land, 808 East Blackland Road, Temple, Texas.
 S. L. Neitsch, J. G. Arnold, J. R. Kiniry, R. Srinivasan, and J. R. Williams, “Soil and water assessment tool user’s manual - version 2000,” Soil and Water Research Laboratory, Agricultural Research Service, Grassland, 808 East Blackland Road, Temple, Texas.
 J. R. Peterson and J. M. Hamlett, “Hydrologic calibration of the SWAT model in a watershed containing fragipan soils,” Journal of the American Water Resources Asso-ciation, Vol. 37, No. 2, pp. 295–303, 1998.
 C. A. Spruill, S. R. Workman, and J. L. Taraba, “Simula-tion of daily and monthly stream discharge from small watersheds using the SWAT model,” Transactions of ASAE, Vol. 43, No. 6, pp. 1431–1439, 2000.
 M. P. Tripathi, R. K. Panda, and N. S. Raghuwanshi, “Identification and prioritisation of critical sub-water-sheds for soil conservation management using SWAT model,” Biosystems Engineering, Vol. 85, No. 3, pp. 365 –379, 2003.
 E. Varanou, E. Gkouvatsou, E. Baltas, and M. Mimikou, “Quantity and quality integrated catchment modeling un-der climate change with use of soil and water assessment tool model” Journal of Hydrologic Engineering, Vol. 7, No. 3, pp. 228–244, 2002.