@article {32234,
	title = {Tertiary and quaternary environments : history background for an analysis of the Canadian insect fauna. In : H. V. Danks, ed. Canada and its insect fauna. Memoirs of the Entomological Society of Canada No. 108},
	year = {1979},
	pages = {31-86},
	author = {Matthews, J. V.}
}
