On the existence of pure hulls in primary abelian groups (Q3986883)

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scientific article; zbMATH DE number 30515
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On the existence of pure hulls in primary abelian groups
scientific article; zbMATH DE number 30515

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    On the existence of pure hulls in primary abelian groups (English)
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    28 June 1992
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    purifiable subgroups
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    minimal pure extension
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    Ulm invariants
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