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@article{SF_1992__45_3_135190, author = {A. Nagy}, title = {Subdirectly irreducible completely symmetrical semigroups.}, journal = {Semigroup forum}, pages = {267--271}, publisher = {mathdoc}, volume = {45}, number = {3}, year = {1992}, zbl = {0808.20048}, url = {http://geodesic.mathdoc.fr/item/SF_1992__45_3_135190/} }
A. Nagy. Subdirectly irreducible completely symmetrical semigroups.. Semigroup forum, Tome 45 (1992) no. 3, pp. 267-271. http://geodesic.mathdoc.fr/item/SF_1992__45_3_135190/