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\bibitem{Nguyen_etal2021} {\textquotedblleft}\textit{Theoretical prediction of the PtOX (X = S and Se) monolayers as promising optoelectronic and thermoelectric 2D materials}{\textquotedblright}. Nguyen DK, Hoat DM, Bafekry A, Van On V, Rivas-Silva JF, Naseri M, Cocoletzi GH, Physica E-Low-Dimensional Systems \& Nanostructures \textbf{131}, 114732 (2021).   http://doi.org/10.1016/J.PHYSE.2021.114732

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