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// Algebra i logika
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Algebra Logika,
1983
Volume 22,
Number 6,
Pages
666–692
(Mi al1841)
This article is cited in
5
papers
Hierarchies of hyperarithmetic sets and functions
V. L. Selivanov
UDC:
517.11:518.5
Received: 02.06.1983
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Steklov Math. Inst. of RAS
, 2024
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