ˇ A. Simon. Representing all Cylindric Algebras by Twisting: On a Problem of Henkin. In: Andréka H, Ferenczi M, Németi I (ed.) Cylindric-like Algebras and Algebraic Logic Springer-Verlag, 2013. pp. 163-183.

ˇ A. Simon. Connections between quasi-projective relation algebras and cylindric algebras. Algebra Universalis 56(3/4):263-301, 2007.

ˇ A. Simon. Non-representable algebras of relations. Ann. Pure Appl. Logic (accepted) 85 pages.

ˇ H. Andréka, S. Givant, Sz. Mikulás, I. Németi, and A. Simon. Notions of density that imply representability in algebraic logic. Ann. Pure Appl. Logic, 91:93-190, 1998.

ˇ H. Andréka, S. Givant, I. Németi, and A. Simon. Persistent properties and an application to algebras of logic. Algebra Universalis, 38:141-149, 1997.

ˇ I. Hodkinson and A. Simon. The k-variable property is stronger than H-dimension k. Journal of Phil. Logic, 26:81-101, 1997.