[1] T. Sayed Ahmed and I. Németi, On neat reducts of algebras of
logic, Studia Logica 62(2) (2001), 229-262.
[2] T. Sayed Ahmed, On amalgamation of algebras of logic, Studia
Logica 81 (2005), 61-77.
[3] T. Sayed Ahmed, On neat embeddings of cylindric algebras,
Mathematical Logic Quarterly (to appear).
[4] H. Andréka, S. Givant, S. Mikulas, I. Németi and A. Simon
Notions of density that imply representability in algebraic logic,
Annals of Pure and Applied Logic 91 (1998), 93-190.
[5] A. Daigneault and J. D. Monk, Representation theory for polyadic
algebras, Fund. Math. 52 (1963), 151-176.
[6] L. Henkin, J. D. Monk and A. Tarski, Cylindric Algebras Part I,
North Holland, 1971.
[7] L. Henkin, J. D. Monk and A. Tarski, Cylindric Algebras Part II
North Holland, 1985.
[8] J. S. Johnson, Amalgamation of polyadic algebras, Trans. Amer.
Math. Soc. 49 (1970), 627-652.
[9] D. Pigozzi, Amalgamation, congruence extension, and interpolation
properties in algebras, Algebra Universalis 1 (1971), 269-349.