@article {PIE155,
	title = {An inverse ecosystem model of year-to-year variations with first order approximation to the annual mean fluxes.},
	journal = {Ecological Modeling},
	volume = {187},
	year = {2005},
	note = {PD Plum Data},
	pages = {369-388},
	keywords = {Ecosystem modeling, First order approximation, Flux analysis, Inverse model, LTER-PIE, Time scale separation},
	doi = {10.1016/j.ecolmodel.2005.02.003},
	author = {Wan, Z. and Vallino, J.}
}
