This author has not been identified. Look up 'Christoph Kämpf' in GoogleThis author has not been identified. Look up 'Michael Specht' in GoogleThis author has not been identified. Look up 'Alexander Scholz' in GoogleThis author has not been identified. Look up 'Sven-Holger Puppel' in GoogleThis author has not been identified. Look up 'Gero Doose' in GoogleThis author has not been identified. Look up 'Kristin Reiche' in GoogleThis author has not been identified. Look up 'Jana Schor' in GoogleThis author has not been identified. Look up 'Jörg Hackermüller' in Google