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\bibitem{Roegiers+Denys2021} {\textquotedblleft}\textit{Development of a novel type activated carbon fiber filter for indoor air purification}{\textquotedblright}. Roegiers J, Denys S, Chemical Engineering Journal \textbf{417}, 128109 (2021).   http://doi.org/10.1016/J.CEJ.2020.128109

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