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\bibitem{Li_etal2017} {\textquotedblleft}\textit{Electronic properties of bilayer phosphorene quantum dots in the presence of perpendicular electric and magnetic fields}{\textquotedblright}. Li LL, Moldovan D, Xu W, Peeters FM, Physical review B \textbf{96}, 155425 (2017).   http://doi.org/10.1103/PHYSREVB.96.155425

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