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\bibitem{Pina_etal2012} {\textquotedblleft}\textit{Stability of fractional vortex states in a two-band mesoscopic superconductor}{\textquotedblright}. Pina JC, de Souza Silva CC, Milo{\v s}evi{\'c} MV, Physical review : B : condensed matter and materials physics \textbf{86}, 024512 (2012).   http://doi.org/10.1103/PhysRevB.86.024512

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