1. Introduction to Matrix Analysis;Bellman,1960
2. Introduction to Linear Algebra;Mirsky,1955
3. “Motivation for Working in Numerical Analysis”;Todd;Comm. Pure Appl. Math.,1955
4. “Solving Linear Algebraic Equations Can Be Interesting”;Forsythe;Bull. Amer. Math. Soc.,1953
5. Numerical Inversion of the Laplace Transform;Bellman,1966