This author has not been identified. Look up 'Sarah Oeste-Reiß' in GoogleThis author has not been identified. Look up 'Eva A. C. Bittner' in GoogleThis author has not been identified. Look up 'Izabel Cvetkovic' in GoogleThis author has not been identified. Look up 'Andreas Günther' in GoogleThis author has not been identified. Look up 'Jan Marco Leimeister' in GoogleThis author has not been identified. Look up 'Lucas Memmert' in GoogleThis author has not been identified. Look up 'Anja Ott' in GoogleThis author has not been identified. Look up 'Bernhard Sick' in GoogleThis author has not been identified. Look up 'Kathrin Wolter' in Google