$G$-orthonormal systems and bases in Hilbert space
Izvestiâ vysših učebnyh zavedenij. Matematika, no. 9 (1973), pp. 108-117
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@article{IVM_1973_9_a13,
author = {V. A. Shtraus},
title = {$G$-orthonormal systems and bases in {Hilbert} space},
journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
pages = {108--117},
publisher = {mathdoc},
number = {9},
year = {1973},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/IVM_1973_9_a13/}
}
V. A. Shtraus. $G$-orthonormal systems and bases in Hilbert space. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 9 (1973), pp. 108-117. http://geodesic.mathdoc.fr/item/IVM_1973_9_a13/