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Continue to ChatGlobal and Blow-Up Solutions for Nonlinear Hyperbolic Equations with Initial-Boundary Conditions - https://avesis.gazi.edu.tr/yayin/a6be77fb-4cc5-4f32-b5f4-d70269ba4ffd/global-and-blow-up-solutions-for-nonlinear-hyperbolic-equations-with-initial-boundary-conditions