@article {52064,
	title = {Directive 074: Tailings performance criteria and requirements for oil sands mining schemes},
	year = {2009},
	publisher = {Energy Resources Conservation Board Calgary Alberta.  14 pp.},
	keywords = {legislation / policy, monitoring, tailings, tailings treatment},
	url = {http://www.aer.ca/documents/directives/Directive074.pdf},
	author = {Energy Resources Conservation Board}
}
