MathSciNet bibliographic data MR1142506 (93a:46034) 46B25 (41A65 46B20) Baronti, M.; Papini, P. Norm-one projections onto subspaces of finite codimension in \$l\sb 1\$$l\sb 1$ and \$c\sb 0\$$c\sb 0$. Period. Math. Hungar. 22 (1991), no. 3, 161–174. Article

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