Errata
(1991)
Fundamenta Mathematicae
Similarity:
(1991)
Fundamenta Mathematicae
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(1988)
Applicationes Mathematicae
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(1971)
Acta Arithmetica
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(1972)
Studia Mathematica
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(1990)
Fundamenta Mathematicae
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(1975)
Acta Arithmetica
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(1984)
Banach Center Publications
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(1977)
Acta Arithmetica
Similarity:
(1972)
Acta Arithmetica
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