@article {42,
	title = {Changes of glaciers and climate in northwestern North America during the late twentieth century},
	journal = {Journal of Climate},
	volume = {22},
	year = {2009},
	pages = {4117{\textendash}4134},
	author = {Anthony A. Arendt and Walsh, J. and Harrison, W.}
}
@article {38,
	title = {Implications for the dynamic health of a glacier from comparison of conventional and reference-surface balances},
	journal = {Annals of Glaciology},
	volume = {50},
	year = {2009},
	pages = {25{\textendash}30},
	author = {Harrison, W. and Cox, LH and Regine Hock and March, RS and Erin C Pettit}
}
@article {31,
	title = {Correspondence: Another surge of Variegated Glacier, Alaska, USA, 2003/04},
	journal = {Journal of Glaciology},
	volume = {54},
	year = {2008},
	pages = {192-200},
	doi = {doi:10.3189/002214308784409134},
	url = {http://www.ingentaconnect.com/content/igsoc/jog/2008/00000054/00000184/art00019},
	author = {Harrison, W. and Roman J. Motyka and Martin Truffer}
}
