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\bibitem{Castanheiro_etal2016} {\textquotedblleft}\textit{Magnetic- and particle-based techniques to investigate metal deposition on urban green}{\textquotedblright}. Castanheiro A, Samson R, De Wael K, The science of the total environment \textbf{571}, 594 (2016).   http://doi.org/10.1016/J.SCITOTENV.2016.07.026

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