AutoriMark Mumenthaler2Heinrich Mattle2Martin Kers1Manfred Roth1Andreas Michalsen1Gunter Schmidt1Wolfgang Kuehnel1Karlheinz Korber1Paul J. Thornalley1Carol B. Benson1Heinz Schoeppner1Eric U. Hebgen1G. H. Schumacher1Werner Kahle1K. Heurlin1Thomas Boehmeke1Ralf Doliva1