@article {35050,
	title = {Ichnology of the Lower Cretaceous McMurray Formation, Athabasca Oil Sands, area. In : Canadian Society of Petroleum Geologists, Reserves 21, National Meeting},
	year = {1986},
	author = {Pemberton, S. George and Mattison, B. W. and Fox, A. and Ranger, M. J.}
}
