The relative power of set-theoretic operations
Izvestiâ vysših učebnyh zavedenij. Matematika, no. 6 (1967), pp. 43-53
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@article{IVM_1967_6_a5,
author = {N. V. Ivanova},
title = {The relative power of set-theoretic operations},
journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
pages = {43--53},
publisher = {mathdoc},
number = {6},
year = {1967},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/IVM_1967_6_a5/}
}
N. V. Ivanova. The relative power of set-theoretic operations. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 6 (1967), pp. 43-53. http://geodesic.mathdoc.fr/item/IVM_1967_6_a5/