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\bibitem{Mmari_etal2013} {\textquotedblleft}\textit{Elemental and ionic components of atmospheric aerosols and associated gaseous pollutants in and near Dar es Salaam, Tanzania}{\textquotedblright}. Mmari AG, Potgieter-Vermaak SS, Bencs L, McCrindle RI, Van Grieken R, Atmospheric environment : an international journal \textbf{77}, 51 (2013).   http://doi.org/10.1016/J.ATMOSENV.2013.04.061

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