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\bibitem{Bafekry_etal2019} {\textquotedblleft}\textit{Introducing novel electronic and magnetic properties in C$_{3}$N nanosheets by defect engineering and atom substitution}{\textquotedblright}. Bafekry A, Shayesteh SF, Peeters FM, Physical chemistry, chemical physics \textbf{21}, 21070 (2019).   http://doi.org/10.1039/C9CP03853A

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