@article {149,
	title = {Measurements necessary for assessing the net ecosystem carbon budget of croplands},
	journal = {Agriculture, Ecosystems \& Environment},
	volume = {139},
	year = {2010},
	month = {11/2010},
	pages = {302 - 315},
	issn = {01678809},
	doi = {10.1016/j.agee.2010.04.004},
	author = {Smith, Pete and Lanigan, Gary and Kutsch, Werner L and Buchmann, Nina and Eugster, Werner and Aubinet, Marc and Ceschia, Eric and B{\'e}ziat, Pierre and Yeluripati, Jagadeesh B. and Osborne, Bruce}
}
