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\bibitem{Man_etal2021} {\textquotedblleft}\textit{Terahertz magneto-optical properties of graphene hydrodynamic electron liquid}{\textquotedblright}. Man LF, Xu W, Xiao YM, Wen H, Ding L, Van Duppen B, Peeters FM, Physical Review B \textbf{104}, 125420 (2021).   http://doi.org/10.1103/PHYSREVB.104.125420

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