7[1]White W R, Paris E, Bettess R. The frictional characteristics of fluvial streams: a new approach[J]. Proc. Instn. Civ. Engrs, 1980, 69(2): 737-750.
8[2]Brownlie W R. Flow depth in sand-bed channels [J]. Journal of the Hydraulic Division, 1983, 109(7): 959-990.
9[4]van Rijn L C. Sediment transport, Part III: Bed forms and alluvial roughness [J]. Journal of Hydraulic Engineering, 1984, 110(12): 1733-1754.
10[5]Tompson J R. A study of the variation of the friction factor in alluvial channels [D]. Thesis presented to California State University at Long Beach. California. In partial fulfillment of the requirements for the degree of Master of Science. 1988.