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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 41, No. 4, pp. 465–468, April, 1989.
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Andrievskii, V.V. Certain glasses of harmonic functions with singularities on a quasiconformal arc. Ukr Math J 41, 406–409 (1989). https://doi.org/10.1007/BF01060616
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DOI: https://doi.org/10.1007/BF01060616