1. J.S. Schwinger, On gauge invariance and vacuum polarization, Phys. Rev. 82 (1951) 664 [
INSPIRE
].
2. T.D. Cohen and D.A. McGady, The Schwinger mechanism revisited, Phys. Rev. D 78 (2008) 036008 [
arXiv:0807.1117
] [
INSPIRE
].
3. I.K. Affleck, O. Alvarez and N.S. Manton, Pair Production at Strong Coupling in Weak External Fields, Nucl. Phys. B 197 (1982) 509 [
INSPIRE
].
4. D. Allor, T.D. Cohen and D.A. McGady, The Schwinger mechanism and graphene, Phys. Rev. D 78 (2008) 096009 [
arXiv:0708.1471
] [
INSPIRE
].
5. V. Kasper, F. Hebenstreit and J. Berges, Fermion production from real-time lattice gauge theory in the classical-statistical regime, Phys. Rev. D 90 (2014) 025016 [
arXiv:1403.4849
] [
INSPIRE
].