On subsemigroups of transformation semigroups with two generators
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Publication:2551159
DOI10.1007/BF02573032zbMath0233.20023OpenAlexW1993790979MaRDI QIDQ2551159
Zdenek Hedrlin, Pavel Goralčík
Publication date: 1970
Published in: Semigroup Forum (Search for Journal in Brave)
Full work available at URL: https://eudml.org/doc/133788
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