Lai, Shaoyong A new result of asymptotic theory for semilinear wave equations in two space dimensions. (Chinese. English summary) Zbl 1158.35388 Acta Math. Sci. (Chin. Ed.) 20, No. 2, 261-268 (2000). MSC: 35L70 35B40 PDFBibTeX XMLCite \textit{S. Lai}, Acta Math. Sci. (Chin. Ed.) 20, No. 2, 261--268 (2000; Zbl 1158.35388)
Lai, Shaoyong An asymptotic theory of nonlinearly perturbed wave equations and its applications. (Chinese. English summary) Zbl 0917.35079 Acta Math. Sci. (Chin. Ed.) 18, No. 2, 149-153 (1998). MSC: 35L70 35C20 35L15 PDFBibTeX XMLCite \textit{S. Lai}, Acta Math. Sci. (Chin. Ed.) 18, No. 2, 149--153 (1998; Zbl 0917.35079)