A class of operators in a space with an indefinite metric
Doklady Akademii Nauk, Tome 170 (1966) no. 1, pp. 34-37
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@article{DAN_1966_170_1_a7,
author = {M. G. Krein and Yu. L. Shmul'yan},
title = {A class of operators in a space with an indefinite metric},
journal = {Doklady Akademii Nauk},
pages = {34--37},
publisher = {mathdoc},
volume = {170},
number = {1},
year = {1966},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1966_170_1_a7/}
}
M. G. Krein; Yu. L. Shmul'yan. A class of operators in a space with an indefinite metric. Doklady Akademii Nauk, Tome 170 (1966) no. 1, pp. 34-37. http://geodesic.mathdoc.fr/item/DAN_1966_170_1_a7/