On perfect subsemigroups of \(\mathbb Q_+\)
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Publication:1603253
DOI10.1023/A:1013869416589zbMath0988.43003OpenAlexW1792883712MaRDI QIDQ1603253
Publication date: 25 June 2002
Published in: Acta Mathematica Hungarica (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1023/a:1013869416589
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