@article{GDZPPN001253786,
title = {Endomorphism monoids of free acts and 0-wreath products of monoids, II. Regularity.},
journal = {Semigroup forum},
volume = {20},
year = {1980},
pages = {189-198},
zbl = {0429.20061},
url = {http://dml.mathdoc.fr/item/GDZPPN001253786}
}
Knauer, U.; Mikhalev, A. Endomorphism monoids of free acts and 0-wreath products of monoids, II. Regularity.. Semigroup forum, Tome 20 (1980) pp. 189-198. http://gdmltest.u-ga.fr/item/GDZPPN001253786/