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Polini, Marco; Asgari, Reza; Borghi, Giovanni; Barlas, Yafis; Pereg-Barnea, T.; MacDonald, A. H. (2008). "Plasmons and the spectral function of graphene". Physical Review B. 77 (8): 081411. arXiv:0707.4230. doi:10.1103/physrevb.77.081411. S2CID117935079.