OUCHENANE, Djamel; KHALILI, Zineb; YAZID, Fares. Global nonexistence of solution for coupled nonlinear Klein-Gordon with degenerate damping and source terms. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 67, n. 4, p. 801–815, 2022. DOI: 10.24193/subbmath.2022.4.10. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/2635. Acesso em: 5 feb. 2025.