1. Collective invention;Allen;Journal of Economic Behaviour and Organization,1983
2. Impresa e Industria in Italia dall’Unità a Oggi;Amatori,1999
3. The Economics of Localized Technological Change and Industrial Dynamics;Antonelli,1995
4. The Microdynamics of Technological Change;Antonelli,1999
5. The Microeconomics of Technological Systems;Antonelli,2001