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\bibitem{Migliavacca_etal2021} Migliavacca, M., Musavi, T., Mahecha, M. D., Nelson, J. A., Knauer, J., Baldocchi, D. D., et al. (2021). The three major axes of terrestrial ecosystem function. \textit{Nature}, \textit{598}(7881), 468--472.

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