## Congruences on monoids of order-preserving or order-reversing transformations on a finite chain

- Citation:
- Fernandes, Vítor H., Gracinda M. S. Gomes, and Manuel M. Jesus. "Congruences on monoids of order-preserving or order-reversing transformations on a finite chain." Glasg. Math. J.. 47 (2005): 413-424.

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