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Research partially supported by Italian Ministero della Pubblica Istruzione (M.P.I.) and G.N.A.F.A. (C.N.R.)
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Baronti, M. A note on norm-one projections onto subspaces of finite codimension ofl ∞ . Arch. Math 54, 384–388 (1990). https://doi.org/10.1007/BF01189587
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DOI: https://doi.org/10.1007/BF01189587