1. Leopold, L. B., Wolman, M. G. & Miller, R. Fluvial Processes in Geomorphology (Freeman, San Francisco, 1964).
2. Parker, G. & Klingeman, P. C. Wat. Resour. Res. 18, 1409–1423 (1982).
3. Milhous, R. T. thesis, Oregon State Univ. (1973).
4. Sutherland, A. J. in Sediment Transport in Gravel-Bed Rivers (ed. Thome, C. R. et al.) 243–260 (Wiley, London, 1987).
5. Little, W. C. & Mayer, P. G. J. Hydraul. Div. Am. Soc. Civ. Engng. 102, 1647–1661 (1976).