1. D.G. Anderson , 1970 . Effects of Urban Development on Floods in Northern Virginia. U.S. Geological Survey Water-Supply Paper 2001-C, 22 pp.
2. P. Carrigan, G.H. Dempster, and D.E. Bower , 1977 . User's Guide for U.S. Geological Survey Rainfall-Runoff Models-Revision of Open-File Report 74-33. U.S. Geological Survey Open. File Report 77-884.
3. R. W. Carter , 1961 . Magnitude and Frequency of Floods in Suburban Areas. U.S. Geological Survey Professional Paper 424-B:B9.B14 .
4. Storage and the Unit Hydrograph
5. M. David , 1977 . Geostatistical Ore Reserve Estimation . Elsevier Scientific Publishing Company, Amsterdam, 364 pp.