Grashin Petr Anatol'evich

Publications in Math-Net.Ru

1. Essentially nonperturbative vacuum polarization effects in a two-dimensional Dirac–Coulomb system for $Z>Z_{\text{cr}}$: Vacuum polarization effects
   
   TMF, 199:1 (2019),  69–103
2. Essentially nonperturbative vacuum polarization effects in a two-dimensional Dirac–Coulomb system with $Z>Z_\mathrm{cr}$: Vacuum charge density
   
   TMF, 198:3 (2019),  381–417