1. Saltation and suspension trajectories of solid grains in water streams;Abbott;Philos. Trans. R. Soc. London, Ser. A.,1977
2. Primary current lineation in the Lower Old Red Sandstone (Devonian), Anglo-Welsh Basin;Allen;Sedimentology,1964
3. Current Ripples;Allen,1968
4. Physical Processes of Sedimentation;Allen,1970
5. Sedimentary Structures;Allen,1982