Evaluating the agreement between measurements and models of net ecosystem exchange at different times and timescales using wavelet coherence: an example using data from the North American Carbon Program Site-Level Interim Synthesis. Biogeosciences. 10(11):6893-6909.. 2013.
North America's net terrestrial CO2 exchange with the atmosphere 1990–2009. Biogeosciences. 12(2):399-414.. 2015.