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G.P. Mikitik and Yu.V. Sharlai, The Berry phase in graphene and graphite multilayers: Graphene and graphite multilayers, Low Temp. Phys. 34, (2008) [Fiz. Nizk. Temp. 34, 1012-1019, (2008)] DOI: https://doi.org/10.1063/1.2981389.