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@article{SF_1982__25_134565, author = {J. Siekmann and P. Szab\'o}, title = {A {Noetherian} and confluent rewrite system for idempotent semigroups.}, journal = {Semigroup forum}, pages = {83--110}, publisher = {mathdoc}, volume = {25}, year = {1982}, zbl = {0493.68087}, url = {http://geodesic.mathdoc.fr/item/SF_1982__25_134565/} }
J. Siekmann; P. Szabó. A Noetherian and confluent rewrite system for idempotent semigroups.. Semigroup forum, Tome 25 (1982), pp. 83-110. http://geodesic.mathdoc.fr/item/SF_1982__25_134565/