Some Nonlinear Boundary Problems for the Systems of Nonlinear Wave Equations by Finite Slice Method. Journal of Computational Mathematics, [S. l.], v. 3, n. 1, p. 50–71, 1985. Disponível em: https://gsp.tricubic.dev/JCM/article/view/10792. Acesso em: 14 mar. 2026.