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\bibitem{Richardson_etal2015} {\textquotedblleft}\textit{Vortex detection and quantum transport in mesoscopic graphene Josephson-junction arrays}{\textquotedblright}.  Richardson CL, Edkins SD, Berdiyorov GR, Chua CJ, Griffiths JP, Jones GAC, Buitelaar MR, Narayan V, Sfigakis F, Smith CG, Covaci L, Connolly MR;, Physical review : B : condensed matter and materials physics \textbf{91}, 245418 (2015).   http://doi.org/10.1103/PhysRevB.91.245418

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