Buldyrev, V. S.; Grigor’eva, N. S. Method of double-scale expansions for refractive waveguides and conditions for its applicability. (English) Zbl 0502.35066 J. Sov. Math. 20, 1766-1776 (1982). MSC: 35P10 35B25 35J05 78A40 PDF BibTeX XML Cite \textit{V. S. Buldyrev} and \textit{N. S. Grigor'eva}, J. Sov. Math. 20, 1766--1776 (1982; Zbl 0502.35066) Full Text: DOI
Buldyrev, V. S.; Grigor’eva, N. S. The method of two-scale expansions for refractive wave-guides and the conditions of its applicability. (Russian) Zbl 0472.35066 Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 104, 33-48 (1981). MSC: 35P10 35B25 78A40 PDF BibTeX XML Cite \textit{V. S. Buldyrev} and \textit{N. S. Grigor'eva}, Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 104, 33--48 (1981; Zbl 0472.35066) Full Text: EuDML