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Translated from Matematicheskie Zametki, Vol. 26, No. 3, pp. 435–447, September, 1979.
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Efimov, B.A., Tsvid, S.F. Contractions onto connected spaces. Mathematical Notes of the Academy of Sciences of the USSR 26, 709–715 (1979). https://doi.org/10.1007/BF01138680
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DOI: https://doi.org/10.1007/BF01138680