1. Abernathy, W. J., & Utterback, J. M. (1978). Patterns of industrial innovation. In R. Burgelman & M. Modesto (Eds.), Strategic management of technology and innovation (pp. 141–148). Irwin, 1988.
2. Balachandra, R., & Friar, J. H. (1997). Factors for success in R&D projects and new product innovation: A contextual framework. IEEE Transactions on Engineering Management, 44(3), 276–287.
3. Barker, D., & Smith, D. J. H. (1995). Technology foresight using roadmaps. Long Range Planning, 28(2), 21–28.
4. Biolos, J. (1996). Managing the process of innovation. Harvard management update. Harvard Business School Publishing.
5. Booz, A., & Hamilton, I. (1982). New product management for the 1980’s. Booz, Allen & Hamilton.