5Narula, R. Choosing between internal & noninternal R&D activities: Some technological & economic factors [J]. Technology Analysis & Strategic Management, 2001, 13(3) : 365 - 387.
6Gandal, N. Coordinating research through research joint ventures[J]. Journal of Public Economies, 1993, 51 (2) : 173 - 193.
7Van de Vrande, V. , Vanhaverbeke, W. and Duysters, G. External technology sourcing: The effect of uncertainty on governance mode choice [J]. Journal of Business Venturing, 2009, 24(1): 62-80.
8Tsai, K.H. and Wang, J.C. External technology acquisition and finn performance: A longitudinal study [ J ]. Journal of Business Venturing, 2008, 23(1) : 91-112.
9Gunasekaran, A. and Ngai, E. W.T. Modeling and analysis of build-to-order supply chains [ J ]. European Journal of Operational Research, 2009, 195(2) : 319 -334.
10Kaseh, S. and Dowling, M. Commercialization strategies of young biotechnology fims: An empirical analysis of the U. S. industry[J]. Research Policy, 2008, 37 (10) : 1765 - 1777.