TY - JOUR AU - S.D. Hippisley-Cox TI - On the structure of certain po-semigroups. JO - Semigroup forum PY - 1992 SP - 213 EP - 220 VL - 44 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1992__44_1_135144/ ID - SF_1992__44_1_135144 ER -