1. Balocki J. B. and Burges S. J. (1991). “A preliminary examination of relationships between catchment characteristics and volumes of infrequent large floods.” Tech. Report 130 Water Resources Series Dept. of Civ. Engrg. Univ. of Washington Seattle Wash.
2. Beard L. R. (1975). Hydrologic engineering methods for water resources development . U.S. Army Corps of Engrs. Hydrologic Engrg. Ctr. Washington D.C.
3. Practical Determination of Hypothetical Floods
4. Cudworth A. G. Jr. (1989). Flood Hydrology Manual . U.S. Dept. of the Interior Bureau of Reclamation Washington D.C.
5. Unbiased plotting positions — A review