by MATERNE,WINFRIED, DAEMBKES,GEORG,.DR, HAHN,HEINZ-DIETER,.DR, HIBBEL,JOSEF
Year of Publication 11.07.1985

by DAEMBKES,GEORG,.DR, BREITKOPF,NORBERT, BACH,HANSWILHELM,.DR
Year of Publication 31.03.1988

by SPRINGER, HELMUT, THOENNESSEN, FRANZ. DR., 4200 OBERHAUSEN, DE, DAEMBKES, GEORG. DR, LAPPE, PETER. DR., 4220 DINSLAKEN, DE
Year of Publication 27.06.1991

by DAEMBKES,GEORG,.DR, WIEBUS,ERNST, KONKOL,WERNER,.DR, BAHRMANN,HELMUT,.DR, BACH,HANSWILHELM,.DR, GICK,WILHELM,.DR
Year of Publication 19.03.1987

by DAEMBKES,GEORG,.DR, CORNILS,BOY,.DR, WIEBUS,ERNST, KONKOL,WERNER,.DR, BAHRMANN,HELMUT,.DR, BACH,HANSWILHELM,.DR, GICK,WILHELM,.DR
Year of Publication 31.10.1985

by MATHIEU, KLAUS, THOENNESSEN, FRANZ. DR., 4200 OBERHAUSEN, DE, LUKAS, RAINER. DR., 4300 ESSEN, DE, DAEMBKES, GEORG. DR., 4220 DINSLAKEN, DE, BACH, HANSWILHELM. DR., 4100 DUISBURG, DE
Year of Publication 01.03.1990

by CORNILS, BOY. DR., 4220 DINSLAKEN, DE, BAHRMANN, HELMUT. DR., 4224 HUENXE, DE, GICK, WILHELM. DR., 4100 DUISBURG, DE, GREB, WOLFGANG.. DR., 4220 DINSLAKEN, DE, WIEBUS, ERNST, 4200 OBERHAUSEN, DE, KONKOL, WERNER. DR., 4200 OBERHAUSEN, DE, DAEMBKES, GEORG. DR., 4220 DINSLAKEN, DE, BACH, HANSWILHELM. DR., 4100 DUISBURG, DE
Year of Publication 17.10.1985