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"Changes in National Technological Competitiveness: 1990, 1993, 1996 and 1999."
Alan L. Porter et al. (2001)
- Alan L. Porter, J. David Roessner, Xiao-Yin Jin, Nils C. Newman:
Changes in National Technological Competitiveness: 1990, 1993, 1996 and 1999. Technol. Anal. Strateg. Manag. 13(4): 477-496 (2001)
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