Solutions’ Existence for A Hyperbolic Nonlinear Wave Equation of Kirchhoff Type in Unbounded Domains and Estimation of The Upper Bound for The Blow-Up Time of The Solutions. Math. Struct. Comput. Model. [Internet]. 2026 Sep. 24 [cited 2026 Sep. 23];2:85-101. Available from: https://www.mscmjournal.com/index.php/mscm/article/view/28