Self-energy problem, vacuum polarization, and dual symmetry in Born–Infeld-type U(1) gauge theoriesAli Dehghani, Mohammad Reza Setare and Soodeh ZarepourEur. Phys. J. Plus, 137 7 (2022) 859DOI: https://doi.org/10.1140/epjp/s13360-022-03066-y