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\bibitem{Sommerfeld_etal1996} {\textquotedblleft}\textit{Symmetry breaking of the admittance of a classical two-dimensional electron system in a magnetic field}{\textquotedblright}. Sommerfeld PKH, van der Heijden RW, Peeters FM, Physical review : B : condensed matter and materials physics \textbf{53}, R13250 (1996).   http://doi.org/10.1103/PhysRevB.53.R13250

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