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\bibitem{Nelen_etal2014} {\textquotedblleft}\textit{A multidimensional indicator set to assess the benefits of WEEE material recycling}{\textquotedblright}. Nelen D, Manshoven S, Peeters JR, Vanegas P, D{\textquoteright}Haese N, Vrancken K, Journal of cleaner production \textbf{83}, 305 (2014).   http://doi.org/10.1016/J.JCLEPRO.2014.06.094

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