6Rogers E M, Everett M. Diffusion of innovations [M]. 4th ed. New York: The Free Press, 1995.
7Bass F M. A new product growth model for consumer durables [J]. Management Science, 1969, 15:215-227.
8Dodson J A, Muller E. Models of new product diffusion through advertising and word-of-mouth [J]. Management Science, 1978,24 : 1568-1578.
9Lilien G L, Rao A G, Kalish S. Bayesian estimation and control of detailing effort in a repeat purchase diffusion environment [J]. Management Science, 1981, 27:493-506.
10Thompson G L, Teng J T. Optimal pricing and ad- vertising policies for new product oligopoly models [J]. Marketing Science, 1984(3):148-168.
