1. Benninga, S., & Czaczkes, B. (2000). Financial modeling (2nd ed.). Cambridge, MA: MIT Press.
2. Necessary conditions for the CAPM;Berk;Journal of Economic Theory,1997
3. The efficient set mathematics when mean-variance problems are subject to general linear constraints;Best;Journal of Economics and Business,1990
4. Capital market equilibrium with restricted borrowing;Black;Journal of Business,1972
5. Bodie, Z., Kane, A., & Marcus, A. J. (1999). Investments (4th ed.) Boston: Irwin/McGraw-Hill.