1-The economics of private placements: A new look, Carey, M., Prowse, S., Rea, J., and Udell, G. F. (1993). Financial Markets Institutions Instruments 2, 1–67.
链接如下：

2-[感谢choukoei ]The private equity market: An overview, Fenn, G.W., Liang, N., and Prowse, S. (1997). Financial Markets Institutions Instruments 6, 1–90.
链接如下：http://www3.interscience.wiley.com/journal/119176350/abstract

3-[感谢]The Venture Capital Cycle. Paul A. Gompers and Jose Lerner. Small Business Economics. 2000
链接如下：http://www.springerlink.com/content/j7x09q660l6777n2/