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This article is cited in 21 scientific papers (total in 22 papers)
A certain hierarchy of sets. I
Yu. L. Ershov
Received: 11.01.1968
Citation:
Yu. L. Ershov, “A certain hierarchy of sets. I”, Algebra Logika, 7:1 (1968), 47–74
Linking options:
https://www.mathnet.ru/eng/al1139 https://www.mathnet.ru/eng/al/v7/i1/p47
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