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\bibitem{DeBeule_etal2017} {\textquotedblleft}\textit{Transmission in graphene-topological insulator heterostructures}{\textquotedblright}. De Beule C, Zarenia M, Partoens B, Physical review B \textbf{95}, 115424 (2017).   http://doi.org/10.1103/PHYSREVB.95.115424

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