@article{article2b36cb8e,
title   = {Finite field-energy of a point charge in QED},
author = {Costa, Caio V and Shabad, Anatoly E. and Gitman, Dmitri Maximovitch},
year = {2015},
doi = {10.1088/0031-8949/90/7/074012},
journal   = {PHYSICA SCRIPTA}
}