Beckmann, Jürgen MPI for Psychological Research (Munich, -2003), The Prior Institutes, MPI for Human Cognitive and Brain Sciences, Max Planck Society;
Beckmann, J. (1996). Self-presentation and the Zeigarnik effect. In T. Gjesme, & R. Nygard (Eds.), Gjesme, Torgrim, Nygard, Roald Advances in motivation, Scandinavian University Press, Oslo, 1996 (pp. 35-45).
