[1]
“Formation of Singularities for Quasilinear Hyperbolic Systems with Characteristics with Constant Multiplicity”, J. Part. Diff. Eq., vol. 18, no. 4, pp. 355–370, May 2020, Accessed: Dec. 06, 2025. [Online]. Available: https://global-sci.com/index.php/jpde/article/view/4059