Initial Value Problem for General Quasilinear Hyperbolic Systems with Characteristics with Constant Multiplicity. Journal of Partial Differential Equations, [S. l.], v. 10, n. 4, p. 299–322, 2020. Disponível em: https://gsp.tricubic.dev/jpde/article/view/3864. Acesso em: 15 mar. 2026.