@article {ARC22832,
	title = {Factors determining plant species richness in Alaskan arctic tundra},
	journal = {Journal of Vegetation Science},
	volume = {14},
	year = {2003},
	pages = {711-720.},
	doi = {10.1111/j.1654-1103.2003.tb02203.x},
	author = {M. E. W. van der Welle and P. J. Vermeulen and Gaius R Shaver and F. Berendse}
}
