@article{GDZPPN001248723,
title = {(0,1) - Matrices and semigroups of ring endomorphisms.},
journal = {Semigroup forum},
volume = {4},
year = {1972},
pages = {160-166},
zbl = {0259.20062},
url = {http://dml.mathdoc.fr/item/GDZPPN001248723}
}
Maxson, C.J. (0,1) - Matrices and semigroups of ring endomorphisms.. Semigroup forum, Tome 4 (1972) pp. 160-166. http://gdmltest.u-ga.fr/item/GDZPPN001248723/