Letters to the Editor

Letter to the editors: “Analytic continuations of solutions of boundary value problems for the stationary wave equation” [Differentsial'nye Uravneniya 27 (1991), no. 1, 8–17, 179; MR1133505]

V. F. Apel'tsin

 English version: Differential Equations, 1992, 28:10, 1492–1493

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