2Agarwal, Ritu, Jayesh Prasad. The role of innovation characteristics and perceived voluntariness in the acceptance of information technologies[J]. Decision Science, 1997, 28 (3) : 557- 582.
3Janszen, Felix. The Age of Innovation[M]. Londons Prentice Hall, 2000.
4Meyer Marc H, James M. Utterback. The product family and the dynamics of core capability[J]. Sloan Management Review, 1993, 34(3). 29-46.
5Rogers Everett M. Diffusion of Innovation[M]. Third Edition, New York s The Free Press,1983.
