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Communicated by M. M. Schiffer
This work was partially supported by the National Science Foundation and by the Eidgenössische Technische Hochschule, Zürich. The results form the author's doctoral thesis at the University of Minnesota. The author especially wishes to thank her thesis advisor, Prof. Edgar Reich, for his help and encouragement during the preparation of that thesis.
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Sontag, A. Variation of the Green's function due to quasiconformal distortion of the region. Arch. Rational Mech. Anal. 59, 257–280 (1975). https://doi.org/10.1007/BF00251603
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DOI: https://doi.org/10.1007/BF00251603