@article {28214,
	title = {Natural regeneration of white spruce under spruce-aspen shelterwood, B-18a forest section, Alberta},
	volume = {Publ. 1274},
	year = {1970},
	pages = {14},
	institution = {Can. Dep. Fish. For., Can. For. Serv.},
	address = {Ottawa, Ont.},
	author = {Lees, J. C.}
}
