@mastersthesis {33238,
	title = {The Devonian Gilwood sandstone of the Athabasca River area, Alberta, Canada: A sedimentological study, based on subsurface data},
	volume = {Proefschrift},
	year = {1981},
	pages = {72},
	address = {Wageningen University},
	keywords = {geology},
	author = {Smit, P. W.}
}
