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\bibitem{Cunha_etal2021} {\textquotedblleft}\textit{Band-gap formation and morphing in alpha-T-3 superlattices}{\textquotedblright}. Cunha SM, de Costa DR, Pereira Jr JM, Costa Filho RN, Van Duppen B, Peeters FM, Physical Review B \textbf{104}, 115409 (2021).   http://doi.org/10.1103/PHYSREVB.104.115409

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