1. River bedforms: progress and problems;Allen,1983
2. Scour and fill in a stream channel, East Fork River, Western Wyoming;Andrews;USGS Prof. Paper,1979
3. Bedload transport and channel change in gravel-bed rivers;Ashworth,1987
4. Experiments on gravity-free dispersion of large solid spheres in a Newtonian fluid under shear;Bagnold,1954
5. Channel bars in gravel-bed rivers. Discussion;Bathurst,1982