The sixtieth anniversary of RNDr. Ladislav Špaček
(1969)
Czechoslovak Mathematical Journal
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(1969)
Czechoslovak Mathematical Journal
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František Neuman (1979)
Czechoslovak Mathematical Journal
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František Neuman (1984)
Czechoslovak Mathematical Journal
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Bohuslav Balcar, Václav Koutník, Petr Simon (1993)
Mathematica Slovaca
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