1. Savings bonds, retractable bonds and callable bonds;Brennan;Journal of Financial Economics,1977
2. A theory of the term structure of interest rates and the valuation of interest-dependent claims;Cox,1977
3. A general theory of asset valuation under diffusion state processes;Garman,1977
4. A dynamic general equilibrium model of the asset market and its application to the pricing of the capital structure of the firm;Merton,1970