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Über die Existenz gemeinsamer Elemente bester Approximation bezüglich zweier Normen

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Nassopoulos, B., Pantelidis, G. Über die Existenz gemeinsamer Elemente bester Approximation bezüglich zweier Normen. Manuscripta Math 54, 361–372 (1986). https://doi.org/10.1007/BF01171341

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  • DOI: https://doi.org/10.1007/BF01171341

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