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JOURNALS
// Zapiski Nauchnykh Seminarov POMI
// Archive
Zap. Nauchn. Sem. LOMI,
1978
Volume 81,
Pages
94–95
(Mi znsl3016)
6.4. Operators and approximation
N. K. Nikol'skii
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English version:
Journal of Soviet Mathematics, 1984,
26
:5,
2150–2151
©
Steklov Math. Inst. of RAS
, 2025
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