TY - JOUR AU - C.J. Maxson TI - (0,1) - Matrices and semigroups of ring endomorphisms. JO - Semigroup forum PY - 1972 SP - 160 EP - 166 VL - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1972__5_133933/ ID - SF_1972__5_133933 ER -