@article{GDZPPN001262998,
title = {Monoid varieties defined by xn+1 = ... are local.},
journal = {Semigroup forum},
volume = {46},
year = {1993},
pages = {318-326},
zbl = {0790.20087},
url = {http://dml.mathdoc.fr/item/GDZPPN001262998}
}
Jones, P.R. Monoid varieties defined by xn+1 = ... are local.. Semigroup forum, Tome 46 (1993) pp. 318-326. http://gdmltest.u-ga.fr/item/GDZPPN001262998/