Sager, Herbert C. Semilinear second order evolution equations of compact type with regular boundary conditions. (English) Zbl 0526.47028 Nonlinear Anal., Theory Methods Appl. 9, 79-101 (1985). MSC: 47E05 34G20 47H10 PDFBibTeX XMLCite \textit{H. C. Sager}, Nonlinear Anal., Theory Methods Appl. 9, 79--101 (1985; Zbl 0526.47028) Full Text: DOI
Sager, Herbert C. Periodic solutions of time-dependent, semilinear evolution equations of compact type. (English) Zbl 0565.34053 Proc. R. Soc. Edinb., Sect. A 95, 7-24 (1983). Reviewer: I.Straškraba MSC: 34G20 35B10 47H20 PDFBibTeX XMLCite \textit{H. C. Sager}, Proc. R. Soc. Edinb., Sect. A, Math. 95, 7--24 (1983; Zbl 0565.34053) Full Text: DOI