2011 Dyck, Stefan. 2011. The Spirit is Willing, but the Flesh is Weak: the Role of Service Quality, Satisfaction and Reputation in Volunteer Retention. Masterarbeit, University of Twente. (Details)
2009 Gruber, Kathrin. 2009. Zur statistischen Güte des Difficulty-Plus-Guessing PL Modells. Masterarbeit, Universität Wien. (Details)
  Weitzl, Wolfgang. 2009. The value of shopping: Store environment components and consequences for customer loyalty. Masterarbeit, University of Vienna. (Details)