Semigroups with idempotent powers, II: The lattices of equational subclasses of [(xy2 =xy] .
Gerhard, J. A.
Semigroup forum, Tome 14 (1977), p. 375-388 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1977-01-01
EUDML-ID : urn:eudml:doc:186378 
@article{PPN362162808_0014+dmdlog34,
     title = {Semigroups with idempotent powers, II: The lattices of equational subclasses of  [(xy2 =xy] .},
     journal = {Semigroup forum},
     volume = {14},
     year = {1977},
     pages = {375-388},
     zbl = {0373.20052},
     url = {http://dml.mathdoc.fr/item/PPN362162808_0014+dmdlog34}
}

Gerhard, J. A. Semigroups with idempotent powers, II: The lattices of equational subclasses of  [(xy2 =xy] .. Semigroup forum, Tome 14 (1977) pp. 375-388. http://gdmltest.u-ga.fr/item/PPN362162808_0014+dmdlog34/