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\bibitem{Kardel_etal2018} {\textquotedblleft}\textit{Biomonitoring of atmospheric particulate pollution via chemical composition and magnetic properties of roadside tree leaves}{\textquotedblright}. Kardel F, Wuyts K, De Wael K, Samson R, Environmental Science and Pollution Research \textbf{25}, 25994 (2018).   http://doi.org/10.1007/S11356-018-2592-Z

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