@article{DAN_1963_151_4_a6,
     author = {A. V. Kuzhel'},
     title = {Spectral analysis of bounded non-selfadjoint operators in space with indefinite metric},
     journal = {Doklady Akademii Nauk},
     pages = {772--774},
     publisher = {mathdoc},
     volume = {151},
     number = {4},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_151_4_a6/}
}