by BOHM,GERHARD,DE, GABLER,WOLFGANG,DE
Year of Publication 06.06.1991

by GABLER, WOLFGANG, O-1170 BERLIN, DE, BOHM, GERHARD, DR.SC.NAT., O-1615 ZEUTHEN, DE
Year of Publication 25.07.1991

by BOEHM, GERHARD., 8501 ROSTAL, DE, ROESCH, FRITZ., 8540 SCHWABACH, DE
Year of Publication 03.11.1994