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On the word problem for free bands of groups and for free objects in some other varieties of completely regular semigroups

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Communicated by N. R. Reilly

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Kaďourek, J. On the word problem for free bands of groups and for free objects in some other varieties of completely regular semigroups. Semigroup Forum 38, 1–55 (1989). https://doi.org/10.1007/BF02573217

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