Fifth Order Improved Runge-Kutta Nystrom Method Using Trigonometrically-Fitting for Solving Oscillatory Problems. Al-Nahrain Journal of Science, [S. l.], v. 25, n. 4, p. 63–67, 2022. Disponível em: https://mail.anjs.edu.iq/index.php/anjs/article/view/2517.. Acesso em: 5 nov. 2024.