1. A theoretical and experimental study of drag and lift forces acting on a sphere resting on a hypothetical stream bed;Coleman N. L.;Proc. 12 Congress, IA H R,1967
2. Discussion of `Sediment transportation mechanics: initiation of m otion'. J.Hyd. D iv;Egiazaroff I. V.;A S C E 93, HY4,1967
3. Mean-velocity criterion for scour of coarse uniform bed-material;Neill C. R.;Proc. Congress IA H R,1967
4. 8 N ote on initial movement of coarse uniform bed-material. J . H yd;Neill C. R.;Res.,1961
5. Concept of critical shear stress in loose boundary open channels. J . H yd;Paintal A. S.;Res.,1971