by GOLD H,DT, HOLTSCHMIDT H,DT, OERTEL G,DT
Year of Publication 16.10.1973

by VON GIZYCKI U,DT, OERTEL G,DT
Year of Publication 08.05.1973

by HOLTSCHMIDT H,DT, BOCK E,DT, DOLLHAUSEN M,DT, OERTEL G,DT
Year of Publication 12.08.1974

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

by HENDRICKS U,DT, SCHLIEBS R,DT, BRADEN R,DT, OERTEL G,DT
Year of Publication 21.05.1974

by HOLTSCHMIDT H,DT, BOCK E,DT, DOLLHAUSEN M,DT, OERTEL G,DT
Year of Publication 13.05.1974

by HOLTSCHMIDT H,DT, BOCK E,DT, DOLLHAUSEN M,DT, OERTEL G,DT
Year of Publication 02.10.1973

by HOLTSCHMIDT H,DT, ROEGLER M,DT, DAHM M,DT, OERTEL G,DT
Year of Publication 12.06.1973

by HOLTSCHMIDT H,DT, ROEGLER M,DT, DAHM M,DT, OERTEL G,DT
Year of Publication 29.01.1973

by GOLITZ H,DT, QUIRING B,DT, WAGNER K,DT, GOLITZ I,DT, OERTEL G,DT
Year of Publication 24.12.1974

by VON GIZYCKI U,DT, BECK G,DT, FINDEISEN K,DT, OERTEL G,DT
Year of Publication 13.11.1973