Set-theoretic operations and recursive hierarchies
Doklady Akademii Nauk, Tome 169 (1966) no. 5, pp. 995-998
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@article{DAN_1966_169_5_a1,
author = {V. I. Amstislavskii},
title = {Set-theoretic operations and recursive hierarchies},
journal = {Doklady Akademii Nauk},
pages = {995--998},
publisher = {mathdoc},
volume = {169},
number = {5},
year = {1966},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1966_169_5_a1/}
}
V. I. Amstislavskii. Set-theoretic operations and recursive hierarchies. Doklady Akademii Nauk, Tome 169 (1966) no. 5, pp. 995-998. http://geodesic.mathdoc.fr/item/DAN_1966_169_5_a1/