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\bibitem{Bafekry_etal2020} {\textquotedblleft}\textit{Electro-optical properties of monolayer and bilayer boron-doped C$_{3}$N: Tunable electronic structure via strain engineering and electric field}{\textquotedblright}. Bafekry A, Yagmurcukardes M, Shahrokhi M, Ghergherehchi M, Carbon \textbf{168}, 220 (2020).   http://doi.org/10.1016/J.CARBON.2020.06.082

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