@mastersthesis {40883,
	title = {Drilling induced core damages and their relationship to crustal in situ stress states and rock properties},
	volume = {Physics},
	year = {1997},
	pages = {231},
	address = {University of Alberta},
	url = {http://search.proquest.com/docview/304382126},
	author = {Li, Yongyi}
}
