@article{TMF_1991_88_3_a6,
     author = {N. A. Enaki and O. B. Prepelitsa},
     title = {Collective two-photon processes in the presence of a~thermal electromagnetic field},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {416--429},
     publisher = {mathdoc},
     volume = {88},
     number = {3},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1991_88_3_a6/}
}