@article {31,
	title = {Spatial variation of climatic and non-climatic controls on species distribution: the range limit of Tsuga heterophylla},
	journal = {Journal of BiogeographyJournal of Biogeography},
	volume = {33},
	number = {8},
	year = {2006},
	pages = {1384-1396},
	isbn = {1365-2699},
	author = {Gavin, Daniel G and Hu, Feng Sheng}
}
