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Polarization operator in the 2+1 dimensional quantum electrodynamics with a nonzero fermion density in a constant uniform magnetic field

V. R. Khalilov and I. V. Mamsurov

Eur. Phys. J. C, 75 4 (2015) 167

DOI: https://doi.org/10.1140/epjc/s10052-015-3389-6

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