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\bibitem{Mahr_etal2017} {\textquotedblleft}\textit{Quantitative determination of residual silver distribution in nanoporous gold and its influence on structure and catalytic performance}{\textquotedblright}. Mahr C, Kundu P, Lackmann A, Zanaga D, Thiel K, Schowalter M, Schwan M, Bals S, Wittstock A, Rosenauer A, Journal of catalysis \textbf{352}, 52 (2017).   http://doi.org/10.1016/j.jcat.2017.05.002

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