@article{GDZPPN001260669,
title = {Radicals of semigroup rings of orthogroups.},
journal = {Semigroup forum},
volume = {40},
year = {1990},
pages = {253-266},
zbl = {0701.20041},
url = {http://dml.mathdoc.fr/item/GDZPPN001260669}
}
Sokolsky, A.G. Radicals of semigroup rings of orthogroups.. Semigroup forum, Tome 40 (1990) pp. 253-266. http://gdmltest.u-ga.fr/item/GDZPPN001260669/