@article {26681,
	title = {The significance of a grain size classification of the sands of the McMurray Formation, Alberta. 5th World Petroleum Congress, May 30 - June, 1959, New York, USA},
	volume = {Section I. Paper 31},
	year = {1959},
	pages = {575-590},
	author = {Carrigy, M. A.}
}
