Zabrejko, P. P.; Fetisov, Yu. I. Über die Methode des kleinen Parameters für hyperbolische Gleichungen. (Russian) Zbl 0242.35051 Differ. Uravn. 8, 823-834 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 35B40 Asymptotic behavior of solutions to PDEs 35B20 Perturbations in context of PDEs 35L25 Higher-order hyperbolic equations PDF BibTeX XML Cite \textit{P. P. Zabrejko} and \textit{Yu. I. Fetisov}, Differ. Uravn. 8, 823--834 (1972; Zbl 0242.35051) OpenURL