@article {41247,
	title = {Tree-ring based reconstruction of summer temperatures at the Columbia Icefield, Alberta, Canada, AD 1073-1983},
	volume = {7},
	year = {1997},
	note = {also cited as "Summer temperatures at.." and 1987},
	pages = {375-389},
	publisher = {The Holocene},
	url = {http://hol.sagepub.com/cgi/content/abstract/13/6/801},
	author = {Luckman, B. H. and Briffa, K.R. and Jones, P.D. and Schweingruber, F.H.}
}
