@article {130,
	title = {Greening of arctic Alaska, 1981{\textendash}2001},
	journal = {Geophysical Research Letters},
	volume = {30},
	number = {20},
	year = {2003},
	pages = {2067},
	isbn = {0094-8276},
	author = {Jia, G.J. and Epstein, H.E. and Walker, DA}
}
