EHIGIE, J.; NDUBUOGARANYA, F.; ATOLAGBE, R.; IJEZIE, A.; OKUNUGA, S. A class of one-stage two-derivative diagonally implicit Runge-Kutta methods for sine-Gordon equation. International Journal of Mathematical Analysis and Modelling, [S. l.], v. 9, n. 1, 2026. Disponível em: http://tnsmb.org/journal/index.php/ijmam/article/view/292. Acesso em: 23 aug. 2026.