@article {128,
	title = {Climate change and Arctic ecosystems: 1. Vegetation changes north of 55 N between the last glacial maximum, mid-Holocene, and present},
	journal = {J. Geophys. Res},
	volume = {108},
	year = {2003},
	pages = {8170},
	author = {Bigelow, N.H. and Brubaker, L.B. and Edwards, M.E. and Harrison, S.P. and Prentice, I.C. and Anderson, P.M. and Andreev, A.A. and Bartlein, P.J. and Christensen, T.R. and Cramer, W.}
}
@article {136,
	title = {Climate change and Arctic ecosystems: 2. Modeling, paleodata-model comparisons, and future projections},
	journal = {J. Geophys. Res},
	volume = {108},
	number = {D19},
	year = {2003},
	pages = {8171},
	author = {Kaplan, J.O. and Bigelow, N.H. and Prentice, I.C. and Harrison, S.P. and Bartlein, P.J. and Christensen, T.R. and Cramer, W. and Matveyeva, NV and McGuire, AD and Murray, D. F.}
}
