@article {ARC22482,
	title = {Ecological variability in space and time: Insights gained from the US LTER program},
	journal = {BioScience},
	volume = {53},
	year = {2003},
	pages = {57-67},
	doi = {10.1641/0006-3568(2003)053\%5B0057:EVISAT\%5D2.0.CO;2},
	author = {T. K. Kratz and Linda A. Deegan and M. E. Harmon and W. K. Lauenroth}
}
