@article{TMF_1972_12_1_a4,
     author = {M. A. Braun and T. N. Sibirkina},
     title = {Renormalization for a relativistic {Fermi} system in an external field},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {48--55},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1972_12_1_a4/}
}