by ROLKA,WOLFGANG,DD, WOERFEL,FRIEDRICH,DD
Year of Publication 04.11.1981

by WIENCKEN,HANS-JUERGEN,DD, BAYER,RUEDIGER,DD, WOERFEL,FRIEDRICH,DD
Year of Publication 24.02.1988

by ROLKA,WOLFGANG,DD, ISRAEL,KLAUS,DD, HOEPPNER,WOLFRAM,DD, WOERFEL,FRIEDRICH,DD
Year of Publication 20.11.1985