@article{TMF_1972_12_1_a5,
     author = {N. E. Nyun'ko and Yu. N. Tyukhtyaev},
     title = {Calculation of single-photon exchange diagrams in the quasipotential approach by means of the polarization operator},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {56--63},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1972_12_1_a5/}
}