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This work was completed during the academic year 1977/78 while the author was visiting at the University of Kentucky.
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Sheil-Small, T. The hadamard product and linear transformations of classes of analytic functions. J. Anal. Math. 34, 204–239 (1978). https://doi.org/10.1007/BF02790013
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DOI: https://doi.org/10.1007/BF02790013