Schützenberger groups of ...-classes in the semigroup of all binary relations on a set.
Preston, G.B.
Semigroup forum, Tome 7 (1974), p. 260-262 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1974-01-01
EUDML-ID : urn:eudml:doc:133982 
@article{GDZPPN001249231,
     title = {Sch\"utzenberger groups of ...-classes in the semigroup of all binary relations on a set.},
     journal = {Semigroup forum},
     volume = {7},
     year = {1974},
     pages = {260-262},
     zbl = {0267.20063},
     url = {http://dml.mathdoc.fr/item/GDZPPN001249231}
}

Preston, G.B. Schützenberger groups of ...-classes in the semigroup of all binary relations on a set.. Semigroup forum, Tome 7 (1974) pp. 260-262. http://gdmltest.u-ga.fr/item/GDZPPN001249231/