@book{304207,
	author = {Warren, Sean N.},
	title = {Empirical Ground Support Recommendations and Weak Rock Mass Classification for Underground Gold Mines in Nevada, USA},
	publisher = {University of Nevada, Reno.},
	year = {2016},
	url = {http://pqdtopen.proquest.com/doc/1808433145.html?FMT=ABS}
}