On Lenz's problem on the independence of the axioms of affine space
Ivan Kolář (1965)
Commentationes Mathematicae Universitatis Carolinae
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Ivan Kolář (1965)
Commentationes Mathematicae Universitatis Carolinae
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Václav Havel (1983)
Commentationes Mathematicae Universitatis Carolinae
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Václav Havel (1966)
Commentationes Mathematicae Universitatis Carolinae
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