TY - JOUR AU - K.D. jr. Magill TI - On a family of ideals of S(X). JO - Semigroup forum PY - 1986 SP - 321 EP - 340 VL - 34 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1986__34_134847/ ID - SF_1986__34_134847 ER -