7Smith, B. L. R. and Barfield, C. E. 1996 Technology, R&D and the Economy, Washington, D.C: Brookings Institution and American Enterprise Institute.
8Corey, E. R. 1997 Technology Fountainheads: the Management Challenge of R&D Consortia, Boston, Mass: Harvard Business School Press.
9Ellis, L. 1997 Evaluation of R&D Processes: Effectiveness through Measurements, Boston: Artech House.