@book{30501,
	author = {Ortigão, J. A. R.},
	title = {Handbook of slope stabilisation /},
	publisher = {Springer,},
	year = {c2004.},
	address = {Berlin ;},
	url = {http://www.loc.gov/catdir/enhancements/fy0816/2003054437-d.html}
}