This author has not been identified. Look up 'Silke Trißl' in GoogleThis author has not been identified. Look up 'Kristian Rother' in GoogleThis author has not been identified. Look up 'Heiko Müller' in GoogleThis author has not been identified. Look up 'Thomas Steinke' in GoogleThis author has not been identified. Look up 'Ina Koch' in GoogleThis author has not been identified. Look up 'Robert Preissner' in GoogleThis author has not been identified. Look up 'Cornelius Frömmel' in GoogleThis author has not been identified. Look up 'Ulf Leser' in Google