TY - JOUR AU - A. Clausing TI - Representations of semigroups and extension of invariant linear functionals. JO - Semigroup forum PY - 1977 SP - 327 EP - 342 VL - 15 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1977__15_134264/ ID - SF_1977__15_134264 ER -