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\bibitem{DeBock_etal2023} {\textquotedblleft}\textit{A review on the leaf area index (LAI) in vertical greening systems}{\textquotedblright}. De Bock A, Belmans B, Vanlanduit S, Blom J, Alvarado Alvarado AA, Audenaert A, Building and environment \textbf{229}, 109926 (2023).   http://doi.org/10.1016/J.BUILDENV.2022.109926

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