Kamp, L. P. J. Local frequency spectra for nonlinear wave equations. (English) Zbl 0636.35076 J. Phys. A 20, 3279-3291 (1987). MSC: 35Q99 35G20 35B40 35B05 PDFBibTeX XMLCite \textit{L. P. J. Kamp}, J. Phys. A, Math. Gen. 20, 3279--3291 (1987; Zbl 0636.35076) Full Text: DOI
Verheest, Frank Non-linear wave interactions in a complex Hamiltonian formalism. (English) Zbl 0634.35072 J. Phys. A 20, 103-110 (1987). MSC: 35Q99 35G20 PDFBibTeX XMLCite \textit{F. Verheest}, J. Phys. A, Math. Gen. 20, 103--110 (1987; Zbl 0634.35072) Full Text: DOI
Stubbe, Joachim Existence of localized solutions of \((1+1)\)-dimensional nonlinear Dirac equations with scalar self-interaction. (English) Zbl 0609.53044 J. Phys. A 19, 3223-3228 (1986). MSC: 53B50 81Q05 PDFBibTeX XMLCite \textit{J. Stubbe}, J. Phys. A, Math. Gen. 19, 3223--3228 (1986; Zbl 0609.53044) Full Text: DOI
Aiyer, Raju N. Infinitesimal transformations about solutions of KdV and sine-Gordon equations through a Lie product. (English) Zbl 0562.35082 J. Phys. A 17, 1963-1973 (1984). Reviewer: E.Kalnins MSC: 35Q99 35A30 PDFBibTeX XMLCite \textit{R. N. Aiyer}, J. Phys. A, Math. Gen. 17, 1963--1973 (1984; Zbl 0562.35082) Full Text: DOI
Doktorov, E. V. Prolongation structure without prolongation. (English) Zbl 0449.35069 J. Phys. A 13, 3599-3604 (1980). MSC: 35P25 35Q99 22E99 53B50 PDFBibTeX XMLCite \textit{E. V. Doktorov}, J. Phys. A, Math. Gen. 13, 3599--3604 (1980; Zbl 0449.35069) Full Text: DOI
Levi, D.; Ragnisco, O. Non-linear differential-difference equations with N-dependent coefficients. II. (English) Zbl 0477.34047 J. Phys. A 12, L163-L167 (1979). MSC: 34K10 39B05 34A34 PDFBibTeX XMLCite \textit{D. Levi} and \textit{O. Ragnisco}, J. Phys. A, Math. Gen. 12, L163--L167 (1979; Zbl 0477.34047)