Separative P.I. semigroups are embeddable into a semilattice of groups.
Nordahl, Thomas E.
Semigroup forum, Tome 38 (1989), p. 119-122 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1989-01-01
EUDML-ID : urn:eudml:doc:134946 
@article{GDZPPN001259571,
     title = {Separative P.I. semigroups are embeddable into a semilattice of groups.},
     journal = {Semigroup forum},
     volume = {38},
     year = {1989},
     pages = {119-122},
     zbl = {0657.20048},
     url = {http://dml.mathdoc.fr/item/GDZPPN001259571}
}

Nordahl, Thomas E. Separative P.I. semigroups are embeddable into a semilattice of groups.. Semigroup forum, Tome 38 (1989) pp. 119-122. http://gdmltest.u-ga.fr/item/GDZPPN001259571/