@article{GDZPPN001250086,
title = {The generalized translational hull of a semigroup.},
journal = {Semigroup forum},
volume = {7},
year = {1974},
pages = {76-83},
zbl = {0291.20076},
url = {http://dml.mathdoc.fr/item/GDZPPN001250086}
}
Luedeman, J.K. The generalized translational hull of a semigroup.. Semigroup forum, Tome 7 (1974) pp. 76-83. http://gdmltest.u-ga.fr/item/GDZPPN001250086/