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\bibitem{Roetter_etal2012} R{\"o}tter, R. P., Palosuo, T., Kersebaum, K. - C., Angulo, C., Bindi, M., Ewert, F., et al. (2012). Simulation of spring barley yield in different climatic zones of Northern and Central Europe: A comparison of nine crop models. \textit{Field Crops Research}, \textit{133}, 23--36.

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