1. Shields, A.: Application of Similarity Principles and Turbulence Research to Bed Load Movement. Wasserbau Schiffbau, Berlin (English translation by Ott, W.P., van Uchelen, J.C., Hydraulics Laboratory, California Institute of Technology) (1936)
2. Vanoni, C.: Si vedano ad esempio rinvenimenti da Cerveteri, pp. 202–203, e da Calatia (BORRIELLO 2007), pp 185–231 (1966)
3. Yalin, M.S.: Mechanics of sediment transport. Pergamon Press, New York (1972)
4. Buffington, J.M.: DR montgomery a systematic analysis of eight decades of incipient motion studies, with special reference to gravel-bedded rivers. Water Resour. Res. 33, 1993–2029 (1997)
5. Rao, A.R., Sitaram, N.: Stability and mobility of sand-bed channels affected by seepage. J. Irrig. Draing. Eng. 125(16), 370–379 (1999)