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\bibitem{Borza_etal2007} {\textquotedblleft}\textit{Electric-field manipulation of spin states in confined non-magnetic/magnetic heterostructures}{\textquotedblright}. Borza S, Peeters FM, Vasilopoulos P, Papp G, Journal of physics : condensed matter \textbf{19}, 176221 (2007).   http://doi.org/10.1088/0953-8984/19/17/176221

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