@article {29998,
	title = {Effects on the forest of sulphur dioxide from a sulphur fire near Edson, Alberta},
	volume = {Information report NOR-X-139},
	year = {1975},
	pages = {8},
	institution = {Environment Canada, Canadian Forestry Service, Northern Forest Research Centre},
	address = {Edmonton, AB},
	url = {http://digitalcommons.usu.edu/aspen_bib/5120/},
	author = {Hocking, Drake}
}
