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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 30, No. 2, pp. 192–200, March–April, 1978.
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Pokhilevich, V.A., Kaidan, V.A. The ranges of certain functionals on special classes of analytic functions. Ukr Math J 30, 145–152 (1978). https://doi.org/10.1007/BF01085633
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DOI: https://doi.org/10.1007/BF01085633