1. Entrainment of gravel from naturally sorted riverbed material;Andrews;Geol. Soc. Am. Bull.,1983
2. Persistence in the size distribution of surface bed material during an extreme snowmelt flood, Sagehen Creek, north-eastern California;Andrews;Water Resour. Res.,1986
3. Andrews, E.D., Parker, G., 1987. Formation of a coarse surface layer as the response to gravel mobility. In: Thorne, C.R., Bathurst, J.C., Hey, R.D. (Eds.), Sediment Transport in Gravel-Bed Rivers. Wiley, Chichester, pp. 269–300.
4. Ashida, K., Bayazit, M., 1973. Initiation of motion and roughness of flows in steep channels. In: Proc. 15th Congress Intl. Ass. Hydraul. Res, Instambul, Turkey, pp. 475–484.
5. Size-selective entrainment of bedload in gravel-bed stream;Ashworth;Water Resour. Res.,1989