1. Knowledge bases and regional innovation systems: Comparing Nordic clusters;Asheim Bjørn T.;Research Policy,2005
2. Berlemann, M., Jahn, V. (2013), Relative Innovative Capacity of German Regions: Is East Germany still Lagging Behind?, Cesifo Forum, 14(4), 42-50.
3. BMBF (2018), Organisationen und Einrichtungen in Forschung und Wissenschaft, Organisationenband Bundesbericht, 186p.
4. The spatial pattern of localized R&D spillovers: an empirical investigation for Germany;Bode E.;Journal of Economic Geography,2004
5. BORMANN, R., FINK, P., HOLZAPFEL, H., RAMMLER, S., SAUTER-SERVAES, T. (2018), The Future of the German Automotive Industry. Transformation by Disaster or by Design?, Friedrich-Ebert-Stiftung Shanghai Representative Office.