@article{TMF_1974_19_1_a5,
     author = {A. A. Grib and B. A. Levitskii and V. M. Mostepanenko},
     title = {Particle creation from vacuum by a~nonstationary gravitational field in the canonical formalism},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {59--75},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1974_19_1_a5/}
}