TY - JOUR AU - J.A. Hildebrant TI - 1986 LSU Semigroup Conference, Kochfest 60. JO - Semigroup forum PY - 1986 SP - 453 EP - 456 VL - 33 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1986__33_134826/ ID - SF_1986__33_134826 ER -