@article{TMF_1990_84_1_a12,
     author = {A. S. Kondrat'ev and I. E. Lyublinskaya and V. M. Uzdin},
     title = {Spectral representation of nonequilibrium {Green's} functions in~the {Kadanoff--Baym} technique},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {141--145},
     publisher = {mathdoc},
     volume = {84},
     number = {1},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1990_84_1_a12/}
}