Cauchy Problems for Degenerate Hyperbolic Monge-Ampere Equations and Some Applications. Journal of Partial Differential Equations, [S. l.], v. 4, n. 2, p. 1–18, 1991. Disponível em: https://global-sci.com/index.php/jpde/article/view/3676. Acesso em: 5 dec. 2025.