1. Current Ripples: Their Relation to Patterns of Water and Sediment Motion;Allen,1968
2. Sedimentary Structures;Allen,1982
3. Flow-driven soil erosion processes and the size selectivity of sediment;Asadi;J. Hydrol.,2011
4. Influence of texture on porosity and permeability of unconsolidated sand;Beard;AAPG (Am. Assoc. Pet. Geol.) Bull.,1973
5. Bedforms;Belderson,1982