@article{GDZPPN001263757, title = {Simplicity of wreath product of semigroups with fixed passive semigroup.}, journal = {Semigroup forum}, volume = {48}, year = {1994}, pages = {275-288}, zbl = {0813.20076}, url = {http://dml.mathdoc.fr/item/GDZPPN001263757} }
Tishchenko, A.V. Simplicity of wreath product of semigroups with fixed passive semigroup.. Semigroup forum, Tome 48 (1994) pp. 275-288. http://gdmltest.u-ga.fr/item/GDZPPN001263757/