On isomorphism of quasi-isomorphic torsion free Abelian groups
Ladislav Bican (1968)
Commentationes Mathematicae Universitatis Carolinae
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Ladislav Bican (1968)
Commentationes Mathematicae Universitatis Carolinae
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Miroslav Katětov (1960)
Commentationes Mathematicae Universitatis Carolinae
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Jindřich Bečvář, Pavel Jambor (1973)
Commentationes Mathematicae Universitatis Carolinae
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