Antunes, Gladson O.; Frota, C. L.; da Silva, M. D. G.; Medeiros, L. A. Nonlinear wave equations with acoustic boundary conditions. (English) Zbl 1286.35149 Int. J. Differ. Equ. Appl. 12, No. 4, 151-167 (2013). MSC: 35L20 35L71 35A01 35A02 PDFBibTeX XMLCite \textit{G. O. Antunes} et al., Int. J. Differ. Equ. Appl. 12, No. 4, 151--167 (2013; Zbl 1286.35149) Full Text: Link
Medeiros, L. A.; Limaco, J. On a model for vibrations of elastic membranes. (English) Zbl 1049.35138 Int. J. Differ. Equ. Appl. 2, No. 2, 209-236 (2001). Reviewer: Emil Minchev (Tokyo) MSC: 35L70 74K15 74H45 45K05 35L20 PDFBibTeX XMLCite \textit{L. A. Medeiros} and \textit{J. Limaco}, Int. J. Differ. Equ. Appl. 2, No. 2, 209--236 (2001; Zbl 1049.35138)