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Devoted to Professor Károly Tandori on his 70th birthday with great respect and pleasure
This work is sponsored by the Russian Fund of Fundamental Investigations (93-011-197).
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Nikol'skii, S.M. Representation of functions of Besov class on manifolds by algebraic polynomials. Acta Math Hung 68, 99–109 (1995). https://doi.org/10.1007/BF01874437
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DOI: https://doi.org/10.1007/BF01874437