TY - JOUR AU - Friedrich Hegenbarth AU - Artur Heil TI - Exotic Characteristic Classes and Their Relation to Universal Surgery Classes. JO - Mathematische Zeitschrift PY - 1984 SP - 211 EP - 222 VL - 186 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1984__186_173440/ ID - MZ_1984__186_173440 ER -