1. Technology, productivity and process change;Abernathy;Technol. Forecasting & Soc. Change,1975
2. Limits of the learning curve;Abernathy;Harv. Bus. Rev.,1974
3. Strategies for a technology-based business;Ansoff;Harv. Bus. Rev.,1967
4. The Management of Innovation;Burns,1961
5. Chemical process plant: innovation and the world market;Freeman;Nat. Inst. Econ. Rev.,1968