4Willner Ram. "Valuing Start - up Venture Growth Options". Trigeorgis lenos ed: ted. Real Options in Capital Investment : Models, Strategies, and Applications. Westport Corm :Praeger, 1995.
5Anthony H Aylward. The Structure and Governance of Venture Capital Finance in Developing Countries(D) .George Washington University, 1998.
6Robert H Keeley, Sanjeev Punjabi, Lassaad Turki. Valuation of Early - Stage Ventures: Option Valuation Models vs. Traditional Approaches. Entrepreneurial and Small Business Finance,5(2) : 115 - 138.
7Willner Ram. ""Valuing Start - up Venture Growth Options""Trigeorgis lenos ed: ted.Real Options in Capital Investment: Models,Strategies, and Applications. Westport Corm:Praeger,1995
8Anthony H.Aylward.The Structure and Governance of Venture Capital Finance in Developing Countries(D).George Washington University,1998
9Robert H Keeley, Sanjeev Punjabi, Lassaad Turki.Valuation of Early- Stage Ventures: Option Valuation Models vs.Traditional Approaches. Entrepreneurial and Small Business Finance,5(2):115-138
10Jensen,M. and Meckling , W. ,Theory of the Finn: Managerial Behavior,Agency Cost,and Ownership Structure, Journal of Financial Economics, 1976,3,305-360.