@article{1250126460,
author = {Byleen, Karl and Pastin, Francis},
title = {Implications for semigroups embeddable in orthocryptogroups},
journal = {Rocky Mountain J. Math.},
volume = {17},
number = {4},
year = {1987},
pages = { 463-478},
language = {en},
url = {http://dml.mathdoc.fr/item/1250126460}
}
Byleen, Karl; Pastin, Francis. Implications for semigroups embeddable in orthocryptogroups. Rocky Mountain J. Math., Tome 17 (1987) no. 4, pp. 463-478. http://gdmltest.u-ga.fr/item/1250126460/