1. The Principles of Quantum Mechanics;Dirac,1958
2. The Fourier grid Hamiltonian method for bound state eigenvalues and eigenfunctions
3. Numerical Recipes;Press,1986
4. Introduction to Quantum Mechanics;Pauling,1935
5. EISPACK computer package obtained from netlib service run by D.T. Hopkins and M. Bowman, University of Kent, UK.