1. Nonlinear two-point boundary value problems;Bailey,1968
2. An introduction to nonlinear boundary value problems;Bernfeld,1974
3. Numerical methods for two-point boundary value problems;Keller,1968
4. Shooting and imbedding for two-point boundary value problems;Keller;J. Math. Anal. Appl.,1971
5. Quasi linearization and invariant imbedding;Lee,1968