TY - JOUR AU - J.M.A.M. van Neerven TI - Abstract multiplication semigroups. JO - Mathematische Zeitschrift PY - 1993 SP - 1 EP - 16 VL - 213 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1993__213_1_174512/ ID - MZ_1993__213_1_174512 ER -