@book{4949,
	author = {Duncan, Neil,},
	title = {Engineering geology and rock mechanics /},
	publisher = {Leonard Hill,},
	year = {1969.},
	address = {London :},
	note = {Disponible en biblioteca: volumen 2.},
	url = {https://itmsp.museknowledge.com/UOH?qurl=https://libros-uoh.uoh.cl/ebook_2/Engineering-geology-and-rock-mechanics}
}