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@article{SF_1994__48_3_135318, author = {C.H. Park}, title = {On right congruences associated with the input semigroup {S} of automata.}, journal = {Semigroup forum}, pages = {263--272}, publisher = {mathdoc}, volume = {48}, number = {3}, year = {1994}, zbl = {0830.20089}, url = {http://geodesic.mathdoc.fr/item/SF_1994__48_3_135318/} }
C.H. Park. On right congruences associated with the input semigroup S of automata.. Semigroup forum, Tome 48 (1994) no. 3, pp. 263-272. http://geodesic.mathdoc.fr/item/SF_1994__48_3_135318/