1. Complexity of equations valid in algebras of relations;Andréka;Ann. Pure Appl. Logic,1997
2. Complexity of equations valid in algebras of relations;Andréka;Ann. Pure Appl. Logic,1997
3. H. Andréka, J. van Benthem, I. Németi, Modal languages and bounded fragments of predicate logic, J. Philos. Logic, to appear.
4. Finite model property of bounded fragment of first-order logic and cylindric-relativized set algebras;Andréka,1995
5. H. Andréka, S. Givant, S. Mikulás, I. Németi, A. Simon, Notions of density that imply representability in algebraic logic, preprint. Available by anonymous ftp on circle.math-inst.hu/pub/algebraic-logic/rect.dense.dvi.gz