by BORMANN H,DT, NIEDERDELLMANN G,DT, CONRAD H,DT, OERTEL G,DT
Year of Publication 18.06.1974

by MAABEN D,DT, UHLIG K,DT, WAGNER K,DT, BORMANN H,DT, CONRAD H,DT, PIECHOTA H,DT, DIETRICH W,DT
Year of Publication 19.02.1974