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\bibitem{Castanheiro_etal2021} {\textquotedblleft}\textit{Morphological and elemental characterization of leaf-deposited particulate matter from different source types : a microscopic investigation}{\textquotedblright}. Castanheiro A, Wuyts K, Hofman J, Nuyts G, De Wael K, Samson R, Environmental Science And Pollution Research \textbf{28}, 25716 (2021).   http://doi.org/10.1007/S11356-021-12369-Z

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