@mastersthesis {36025,
	title = {Mating system dynamics and population substructure in natural stands of black spruce (Picea mariana (Mill.) B. S. P. )},
	volume = {Forest Science},
	year = {1988},
	pages = {116},
	address = {University of Alberta},
	url = {http://search.proquest.com/docview/252093386},
	author = {Sproule, Alberta T.}
}
