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Some factorization theorems for closed subspaces,
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On Blumberg type spaces, Colloquium Mathematicum XLV
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On Nash Theorem, Acta Universitatis Carolinae 43.2 (2002),
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On extension of the domain invariance theorem, Topology
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Fixed point theorems and L * - operators, Journal of Fixed Point
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On the size of a map, Fixed Point Theory, 19(2018), No. 2, 595-610,
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Function and colorful extensions of the KKM theorem, Topological Methods in Nonlinear Analysis,
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Equivalent forms of the Brouwer Fixed Point Theorem II, Topological Methods in Nonlinear Analysis 57(1),
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Fixed point property and degree of coincidence, Appl. Gen. Topol. 26, no. 1 (2025), 271-286
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