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Author: Hernández, Constancio

• Hernández, Constancio; Tkachenko, Mikhail: The Lindelöf property and pseudo-$\aleph_1$-compactness in spaces and topological groups. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 49 (2008), issue 4, pp. 677-692
• Hernández, Constancio; Tkachenko, Michael: Subgroups and products of $\Bbb R$-factorizable $P$-groups. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 1, pp. 153-167
• Hernández, Constancio: Condensations of Tychonoff universal topological algebras. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 3, pp. 529-533
• Hernández, Constancio; Tkačenko, Michael: Subgroups of $\Bbb R$-factorizable groups. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 39 (1998), issue 2, pp. 371-378