TY - JOUR AU - C.J. Maxson TI - On semigroups of Boolean ring endomorphisms. JO - Semigroup forum PY - 1972 SP - 78 EP - 82 VL - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1972__4_133880/ ID - SF_1972__4_133880 ER -