Acta Mathematica Academiae Scientiarum Hungaricae · 1975 · 33 citations · 7 references
Natural SciencesMathematicsDynamical SystemsGroup TheorySemigroup Theory
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Alfred Horn, Naoki Kimura · Algebra Universalis · 1971 · 90 citations
H. E. Scheiblich · Semigroup Forum · 1972 · 56 citations
R. McFadden, Liam O’Carroll · Proceedings of the London Mathematical Society · 1971 · 43 citations