@article{TMF_1991_88_2_a7,
     author = {D. N. Zubarev and M. V. Tokarchuk},
     title = {Nonequilibrium thermofield dynamics and the nonequilibrium statistical operator method. {I.~Basic} relations},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {286--310},
     publisher = {mathdoc},
     volume = {88},
     number = {2},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1991_88_2_a7/}
}