TY - JOUR AU - C.S. Hoo AU - K.P. Shum TI - Prime radical theorem on ordered semigroups. JO - Semigroup forum PY - 1980 SP - 87 EP - 94 VL - 19 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1980__19_134371/ ID - SF_1980__19_134371 ER -