@article{TMF_2000_125_1_a1,
     author = {A. G. Smirnov and M. A. Soloviev},
     title = {Spectral properties of {Wick} power series for a free field with an indefinite metric},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {57--73},
     year = {2000},
     volume = {125},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2000_125_1_a1/}
}