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\bibitem{Boumahdi_etal2019} {\textquotedblleft}\textit{An innovative air purification method and neural network algorithm applied to urban streets}{\textquotedblright}. Boumahdi M, El Amrani C, Denys S, International journal of embedded and real-time communication systems \textbf{10}, 1 (2019).   http://doi.org/10.4018/IJERTCS.2019100101

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