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\bibitem{Zarenia_etal2016} {\textquotedblleft}\textit{Large gap electron-hole superfluidity and shape resonances in coupled graphene nanoribbons}{\textquotedblright}. Zarenia M, Perali A, Peeters FM, Neilson D, Scientific reports \textbf{6}, 24860 (2016).   http://doi.org/10.1038/srep24860

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