Zhang , ChengjianWang , Siyi and Tang , Changyang. (2024). Implicit Runge-Kutta-Nyström Methods with Lagrange Interpolation for Nonlinear Second-Order IVPs with Time-Variable Delay.
Advances in Applied Mathematics and Mechanics. 16 (2).
423-436.
doi:10.4208/aamm.OA-2022-0290