Wattenbach, M., Sus, O., Vuichard, N., Lehuger, S., Gottschalk, P., Li, L., Leip, A., Williams, M., Tomelleri, E., Kutsch, W. L., Buchmann, N., Eugster, W., Dietiker, D., Aubinet, M., Ceschia, E., Béziat, P., Guenwald, T., Hastings, A., Osborne, B., Ciais, P., Cellier, P., Smith, P. (2010): The carbon balance of European croplands: A cross-site comparison of simulation models. - Agriculture Ecosystems and Environment, 139, 3, 419-453.https://doi.org/10.1016/j.agee.2010.08.004