1. Badura, P. (2018). ‘Healthy Adolescence in the Context of Leisure Time: The Role of Organised and Unstructured Leisure-Time Activities’. PhD Thesis, University of Groningen, https://research.rug.nl/en/publications/healthy-adolescence-in-the-context-of-leisure-time-the-role-of-or
2. Berndt, T. J. and G.W. Ladd (eds). (1989). Peer Relationships in Child Development. John Wiley and Sons
3. Corbin, J. M. and A. L. Strauss (2015). Basics of Qualitative Research. (4th edn.). Sage, https://doi.org/10.4135/9781452230153
4. Davies, B. and S. Gannon (eds). (2006). Doing Collective Biography. Investigating the Production of Subjectivity. Open University Press
5. Falkenberg, K., and N. Bernhard. (forthcoming). ‘Kinder allein zu Haus. Kollektive Erinnerungsarbeit als forschungsmethodischer Zugang zu DDR-Kindheiten’, in Der andere Blick auf »den Osten«. Zum Paradigmenwechsel in der Ostdeutschlandforschung, ed. by S. Matthäus. Transcript