Abdelmalek Azizi, Mohamed Mahmoud Chems-Eddin, Abdelkader Zekhnini On some imaginary triquadratic number fields k with {\rm Cl}_2(k) \simeq (2, 4) or (2, 2, 2) Comment.Math.Univ.Carolin. 62,1 (2021) 1-14
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Ismael Calomino, Sergio Celani \alpha-filters and \alpha-order-ideals in distributive quasicomplemented semilattices Comment.Math.Univ.Carolin. 62,1 (2021) 15-32
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Behnam Ebrahimzadeh, Alireza K. Asboei A characterization of symplectic groups related to Fermat primes Comment.Math.Univ.Carolin. 62,1 (2021) 33-40
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Mario Petrich Bases for certain varieties of completely regular semigroups Comment.Math.Univ.Carolin. 62,1 (2021) 41-65
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Slimane Hassaine, Fatiha Boulahia Extreme points of the Besicovitch-Orlicz space of almost periodic functions equipped with the Luxemburg norm Comment.Math.Univ.Carolin. 62,1 (2021) 67-79
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Dušan Pokorný, Luděk Zajíček Remarks on WDC sets Comment.Math.Univ.Carolin. 62,1 (2021) 81-94
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Richard N. Ball Structural aspects of truncated archimedean vector lattices: good sequences, simple elements Comment.Math.Univ.Carolin. 62,1 (2021) 95-134
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