1. A class of single-step methods for systems of nonlinear differential equations;Cooper;Math. Comp.,1967
2. Higher order embedded Runge-Kutta-Nyström formulae;Dormand;IMA J. Numer. Anal.,1987
3. Two Fortran packages for assessing initial value methods;Enright;ACM Trans. Math. Software,1987
4. Classical seventh-, sixth-, and fifth-order Runge-Kutta-Nyström formulas with stepsize control for general second order differential equations;Fehlberg;NASA Technical Report R-432,1974
5. Runge-Kutta-Nyström methods for the second order ordinary differential equations;Fine,1984