@article {33205,
	title = {Stress orientation from oil-well fractures in Alberta and Texas},
	volume = {18},
	year = {1981},
	pages = {638-645},
	publisher = {Canadian Journal of Earth Sciences},
	url = {http://article.pubs.nrc-cnrc.gc.ca/RPAS/RPViewDoc?_handler_=HandleInitialGet\&calyLang=eng\&journal=cjes\&volume=18\&articleFile=e81-056.pdf},
	author = {Gough, D. I. and Bell, J. S.}
}
