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\bibitem{Clair_etal2003} Clair, B., Fournier, M., Prevost, M. F., Beauchene, J., \& Bardet, S. (2003). Biomechanics of buttressed trees: Bending strains and stresses. \textit{Am. J. Bot.}, \textit{90}(9), 1349--1356.

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