“Cauchy’s Problem for Degenerate Quasilinear Hyperbolic Equations with Measures as Initial Values”, J. Part. Diff. Eq., vol. 12, no. 2, pp. 149–178, Dec. 1999, Accessed: Dec. 05, 2025. [Online]. Available: https://www.global-sci.com/index.php/jpde/article/view/3909