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Publication:3824785
zbMath0671.35062MaRDI QIDQ3824785
G. S. Akopyan, Rafael' Aramovich Aleksandryan
Publication date: 1988
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Initial-boundary value problems for second-order hyperbolic equations (35L20) Boundary value problems for second-order elliptic equations (35J25) Completeness of eigenfunctions and eigenfunction expansions in context of PDEs (35P10)
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