by NACZINSKI,LUZIAN,DE, METZNER,WOLFGANG,DE, GOLETZ,PETER,DE, HILLER,JOHANNES C.,DE, HELLWIG,VOLKER,DE
Year of Publication 28.03.1988

by HELLWIG,CLAUS,DD, RINCKLEB,ULF,DD, KUNATH,PETER,DD, HEMPEL,ERNST-HEINRICH,DD
Year of Publication 12.08.1987

by WILLERSINN H,DT, NAARMANN H,DT, GAUSEPOHL H,DT, HELLWIG K,DT
Year of Publication 10.12.1974

by WOLFF SIEGFRIED,DE, MICHEL RUDOLF,DE, HELLWIG GEORG DR.,DE, KLEINSCHMIT PETER DR.,DE, DESCHLER ULRICH DR.,DE
Year of Publication 13.08.1991

by WOLFF SIEGFRIED,DE, MICHEL RUDOLF,DE, HELLWIG GEORG DR.,DE, KROJIDLO MILAN CSC.,CS, DESCHLER ULRICH DR.,DE
Year of Publication 14.11.1990

by WOLFF SIEGFRIED,DE, MICHEL RUDOLF,DE, HELLWIG GEORG DR.,DE, KROJIDLO MILAN CSC.,CS, DESCHLER ULRICH DR.,DE
Year of Publication 14.11.1990

by HELLWIG, UDO PROF DR, HAASE, HANS-JOACHIM DR
Year of Publication 18.04.2001

by HELLWIG,KLAUS,DD, SCHROETER,HARALD,DD
Year of Publication 20.12.1989

by AEDTNER,VOLKER,DE, RASEHORN,HANS-JUERGEN,DE, BARTELS,BURKHARD,DE, HELLWIG,BERNHARD,DE, SPECHT,PETER,DE, KOCH,WOLFGANG,DE, ECKART,RONALD,DE, SACHSE,JOACHIM,DE, BADER,EDWIN,DE
Year of Publication 28.06.1993

by HELLWIG,CLAUS,DD, SCHILLER,OLEG,DD
Year of Publication 10.05.1989

by HELLWIG,HARRY,DD, SCHANDERT,LOTHAR,DD
Year of Publication 20.07.1988

by HELLWIG,HARRY,DD, THEREMIN,KLAUS,DD
Year of Publication 24.02.1988

by KONIECZUY,PETER,DD, STOLLE,HERBERT,DD, FRIEDRICH,GERHARD,DD, EIDNER,DIETER,DD, MAERZ,WERNER,DD, HELLWIG,GERD,DD, TRENSCHEL,HEINZ,DD
Year of Publication 15.02.1984

by HELLWIG,KLAUS,DD, REICH,WERNER,DD
Year of Publication 24.04.1985

by RATHKE,^LOTHAR ^^,DD, HELLWIG,^OLAF ^^,DD
Year of Publication 21.11.1984

by SAUERMANN,EBERHARD,DD, HELLWIG,GUENTER,DD
Year of Publication 16.05.1979

by BENDIX,HORST,DE, HELLWIG,HARRY,DE, KALLENBACH,THEO,DE
Year of Publication 14.03.1991

by WEBER OTTO DR, HELLWIG WILLY DR
Year of Publication 29.01.1953

by BENDIX,HORST,DD, HELLWIG,HARRY,DD, KALLENBACH,THEO,DD
Year of Publication 12.04.1989

by HELLWIG,HARRY,DD, STURM,KLAUS-DIETRICH,DD, SCHREIBER,HORST,DD
Year of Publication 26.08.1987