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\bibitem{Janssens_etal2010} {\textquotedblleft}\textit{Recent trends in quantitative aspects of microscopic X-ray fluorescence analysis}{\textquotedblright}. Janssens K, de Nolf W, van der Snickt G, Vincze L, Vekemans B, Terzano R, Brenker FE, Trends in analytical chemistry \textbf{29}, 464 (2010).   http://doi.org/10.1016/J.TRAC.2010.03.003

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