SUHARTO, E. S. .; OTHMAN, N. I. .; SALIM NASIR, M. A. . Nonstandard Finite Difference Scheme Associated with Harmonic Mean Averaging for the Nonlinear Klein-Gordon Equation. Journal of Advanced Research in Applied Sciences and Engineering Technology, [S. l.], v. 6, n. 1, p. 9–19, 2020. Disponível em: https://www.akademiabaru.com/submit/index.php/araset/article/view/1922. Acesso em: 25 apr. 2024.