1. Abe K, Iwamoto M (1988) Preliminary experiment on shear in soil layers with a large direct-shear apparatus. J Jpn Forest Soc 68:61–65
2. FAO Irrigation and drainage paper 56;RG Allen,1998
3. Anderson S (2006) Impact of mineral surface area on solute fluxes at Bench Glacier, Alaska. In: Knight PG (ed) Glacier science and environmental change. Blackwell Science Ltd., Malden, MA, pp 79–81
4. ASTM (1985) Standard test method for classification of soils for engineering purposes. Am. Soc. for Testing and Mater., ASTM Designation D 2487-83, Annual book of ASTM standards, Sec. 4, Vol. 04.08. Soil and Rock Building Stones: Geotextiles. ASTM, West Conshohocken, PA, pp 395–408
5. Bagnold R (1954) Experiments on a gravity-free dispersion of large solid spheres in a Newtonian fluid under shear. Proc R Soc Lond Ser A 225(1160):49–63