2
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by Novak, J.
Published in Astronomy & Astrophysics (2001)
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by Novák, J.
Published in Fundamenta Mathematicae (1955)
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13
by Novák, J.
Published in Fundamenta Mathematicae (1953)
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14
by Novák, J.
Published in Fundamenta Mathematicae (1950)
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19
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