@Article{bg-4-743-2007, AUTHOR = {Mahecha, M. D. and Reichstein, M. and Lange, H. and Carvalhais, N. and Bernhofer, C. and Grünwald, T. and Papale, D. and Seufert, G.}, TITLE = {Characterizing ecosystem-atmosphere interactions from short to interannual time scales}, JOURNAL = {Biogeosciences}, VOLUME = {4}, YEAR = {2007}, NUMBER = {5}, PAGES = {743--758}, URL = {http://www.biogeosciences.net/4/743/2007/}, ISSN = {1726-4170} }