Inhaltezentrierte Virtuelle Gemeinschaften. - Sara Streng; Sophie Ahrens; Katharina Anton; Axel Küpper (GeNeMe, 2008)

Critical Assumptions in Superdistribution Based Business Models - Empirical Evidence from the User Perspective. - Sophie Ahrens; Thomas Hess; Tanja Pfister; Behrend Freese (HICSS, 2008)

Timing is Money - Evaluating the Effects of Early Availability of Feature Films via Video on Demand. - Florian Mann; Sophie Ahrens; Alexander Benlian; Thomas Hess (ICIS, 2008)

Users' Influence on the Success of Online Communities. - Jakob J. Assmann; Philipp G. Sandner; Sophie Ahrens (HICSS, 2009)

Recommender Systems. - Sophie Ahrens (epubli GmbH, 2012)