@mastersthesis {36231,
	title = {A study of spatial pattern and its determinants amongst the species of a saxicolous lichen community at Jonas Rockslide, Jasper National Park, Alberta},
	volume = {Botany},
	year = {1989},
	pages = {270},
	address = {University of Alberta},
	url = {http://search.proquest.com/docview/303751701},
	author = {John, Elizabeth Anne}
}
