A Numerov-type Method for Computing Eigenvalues and Resonances of the Radial Schrödinger Equation. - Tom E. Simos; G. Tougelidis (Comput. Chem., 1996)

An Explicit Eighth-order Method with Minimal Phase-lag for Accurate Computations of Eigenvalues, Resonances and Phase Shifts. - Tom E. Simos; G. Tougelidis (Comput. Chem., 1997)