@book{13165,
	title = {Standard test method for direct shear test of soils under consolidated drained conditions :},
	publisher = {ASTM International ,},
	year = {2004},
	address = {West Conshohocken, PA :},
	note = {This test method is under jurisdiction of ASTM Committee D18 on Soil and Rock and is the direct responsibility of Subcommittee D18.05 on Structural Properties of Soils}
}