1. Wavetrains in inhomogeneous moving media;Bretherton;Proc. R. Soc. London,1969
2. Flume experiment on waves and currents above a rippled bed;Brevik,1979
3. Flow resistance and hydraulic radius;Engelund,1964
4. Some results for surface gravity waves on shear flows;Fenton;J. Inst. Math. Its Appl.,1973
5. Bottom friction under waves in the presence of a weak current;Grant,1978