@article {29793,
	title = {Surveys of terrestrial bird populations in Alaska, Yukon Territory, Northwest Territories and northern Alberta, May, June, July 1972. In : W. W. H. Gunn and J. A, Livingston, editors, Bird distribution through ground survey techniques, 1972. Canadian Biol},
	year = {1974},
	author = {Salter, R. and Davis, R. A.}
}
