[1]
“On the Existence of Global Oscillation Waves for a Class of 3x3 Semilinear Hyperbolic Equations”, J. Part. Diff. Eq., vol. 12, no. 3, pp. 243–250, Dec. 1999, Accessed: Feb. 26, 2026. [Online]. Available: https://www.global-sci.com/index.php/jpde/article/view/3915