@article{RM_1965_20_3_a11,
     author = {I. S. Iokhvidov},
     title = {$G$-isometric and $J$-semiunitary operators in {Hilbert} space},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     publisher = {mathdoc},
     volume = {20},
     number = {3},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1965_20_3_a11/}
}