TY - JOUR AU - H. Grassmann TI - Characters and the structure of finite semigroups. JO - Semigroup forum PY - 1984 SP - 211 EP - 220 VL - 30 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1984__30_134716/ ID - SF_1984__30_134716 ER -