by DEMMLER K,DT, SPOOR H,DT
Year of Publication 24.06.1974

by DEMMLER K,DT, SPOOR H,DT
Year of Publication 20.11.1973

by DEMMLER K,DT, SPOOR H,DT
Year of Publication 06.11.1973

by VELIC M,DT, DEMMLER K,DT, ZOLLER K,DT
Year of Publication 08.10.1974