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Symmetric relations (undirected graphs) with given semigroups

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References

  1. Z. Hedrlín, A. Pultr, Relations (Graphs) with Given Finitely Generated Semigroups, Mh. Math.68 (1964), 213–217.

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Hedrlín, Z., Pultr, A. Symmetric relations (undirected graphs) with given semigroups. Monatshefte für Mathematik 69, 318–322 (1965). https://doi.org/10.1007/BF01297617

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  • DOI: https://doi.org/10.1007/BF01297617

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