The Beltrami equations and prime ends by Gutlyanskii, V.Y., Ryazanov, V.I., Yakubov, E.

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On the boundary-value problems for quasiconformal functions in the plane by Gutlyanskii, V.Y., Ryazanov, V.I., Yefimushkin, A.S.

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On a model semilinear elliptic equation in the plane by Gutlyanskii, V.Y., Nesmelova, O.V., Ryazanov, V.I.

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