Belowground carbon allocation in forests estimated from litterfall and IRGA-based soil respiration measurements. Agricultural and Forest Meteorology. 113:39-51.. 2002.
Biometric and eddy-covariance based estimates of annual carbon storage in five eastern North American deciduous forests. Agricultural and Forest Meteorology. 113:3-19.. 2002.
Influence of vegetation and seasonal forcing on carbon dioxide fluxes across the Upper Midwest, USA: implications for regional scaling. Agicultural and Forest Meteorology. 148:288-308.. 2008.
Moisture sensitivity of ecosystem respiration: Comparison of 14 forest ecosystems in the Upper Great Lakes Region, USA. Agricultural and Forest Meteorology. 148(2):216-230.. 2008.
Climate control of terrestrial carbon exchange across biomes and continents. Environmental Research Letters. 5(3):034007.. 2010.