3 Congress of Georgian mathematicians. Tbilisi, 2001, "The Lattice of topologies on a finite set."

Proceedings of the institute of Cybernetics Vol. 2, 2002, "Variety of weak monadic algebras."

Proceedings of 4 International Symposium on Logic, Language and Computation, 2003, "The modal logic of �Somewhere else�: an algebraic consideration." (file2.pdf)

"Modal logic of minimal topological spaces."(Unpublished)

"Modal Logic on Topological Coalgebras." (Unpublished)

"Set^2 Coalgebras." (Unpublished)