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\bibitem{Baelus_etal2006} {\textquotedblleft}\textit{Multivortex and giant vortex states near the expulsion and penetration fields in thin mesoscopic superconducting squares}{\textquotedblright}. Baelus BJ, Kanda A, Shimizu N, Tadano K, Ootuka Y, Kadowaki K, Peeters FM, Physical review : B : condensed matter and materials physics \textbf{73}, 024514 (2006).   http://doi.org/10.1103/PhysRevB.73.024514

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