%0 Journal Article %J Ecological Modeling %D 2005 %T An inverse ecosystem model of year-to-year variations with first order approximation to the annual mean fluxes. %A Wan, Z. %A Vallino, J. %K Ecosystem modeling %K First order approximation %K Flux analysis %K Inverse model %K LTER-PIE %K Time scale separation %B Ecological Modeling %V 187 %P 369-388 %G eng %M PIE155 %] NSF-LTER-PIE %R 10.1016/j.ecolmodel.2005.02.003 %F Journal Article