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Idempotents in the semigroup of quasivarieties of torsion-free groups
A. I. Budkin Altai State University
Received: 04.09.1987
Citation:
A. I. Budkin, “Idempotents in the semigroup of quasivarieties of torsion-free groups”, Mat. Zametki, 47:5 (1990), 21–25; Math. Notes, 47:5 (1990), 438–441
Linking options:
https://www.mathnet.ru/eng/mzm3232 https://www.mathnet.ru/eng/mzm/v47/i5/p21
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