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\bibitem{Castelano_etal2008} {\textquotedblleft}\textit{Control of the persistent currents in two interacting quantum rings through the Coulomb interaction and interring tunneling}{\textquotedblright}. Castelano LK, Hai G-Q, Partoens B, Peeters FM, Physical review : B : solid state \textbf{78}, 195315 (2008).   http://doi.org/10.1103/PhysRevB.78.195315

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