1. R&D apillovers and recipient firm size;Acs;Review of Economics and Statistics,1994
2. Arundel, A., Cobbenhagen, J., Schall N., 2000. The Acquisition and Protection of Competencies by Enterprises. Final Report for EIMS Project 98/180, Maastricht: MERIT.
3. Proximity and the use of public science by Innovative European firms;Arundel;Economics of Innovation and New Technology,2004
4. Arundel, A., van de Paal, G., Soete, L., 1995. Innovation Strategies of Europe's Largest Firms. Results of the PACE Survey. European Innovation Monitoring System, Report No. 23. European Commission, Brussels.
5. Public research and industrial innovation in Germany;Beise;Research Policy,1999