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\bibitem{Ntawuhiganayo_etal2020} Ntawuhiganayo, E. B., Uwizeye, F. K., Zibera, E., Dusenge, M. E., Ziegler, C., Ntirugulirwa, B., et al. (2020). Traits controlling shade tolerance in tropical montane trees. \textit{Tree Physiol.}, \textit{40}(2), 183--197.

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