Author: Yaschenko, I. V.

Tkachuk, V. V.; Yaschenko, I. V.: Almost closed sets and topologies they determine. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 2, pp. 395-405
Bella, A.; Yaschenko, I. V.: On AP and WAP spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 40 (1999), issue 3, pp. 531-536
Arhangel'skii, A. V.; Yaschenko, I. V.: Relatively compact spaces and separation properties. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 37 (1996), issue 2, pp. 343-348

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