1. Acs, Z. J. (2010). High impact entrepreneurship. In Z. J. Acs, & D. B. Audretsch (Eds.), Handbook of Acs, Z. J. and entrepreneurship (2nd Ed.) (pp. 165–182). New York: Springer.
2. Acs, Z. J., & Armington, C. (2004). Employment growth and entrepreneurial activities in cities. Regional Studies, 38, 911–927.
3. Acs, Z. J., & Audretsch, D. B. (1988). Innovation in large and small firms: An empirical analysis. The American Economic Review, 78(4), 678–690.
4. Acs, Z. J., & Audretsch, D. B. (1990). Innovation and small firms. Cambridge, MA: MIT Press.
5. Acs, Z. J., & Audretsch, D. B. (2010). Handbook of entrepreneurship (2nd ed.). New York: Springer.