Decreasing the nesting depth of expressions involving square rootsAllan BorodinRonald Faginet al.1985Journal of Symbolic Computation
MODEL-THEORETIC ANALYSIS OF KNOWLEDGE: PRELIMINARY REPORT.Ronald FaginJoseph Y. Halpernet al.1983FOCS 1983
A model-theoretic analysis of knowledge: Preliminary reportRonald FaginJoseph Y. Halpernet al.1984FOCS 1984
Inclusion dependencies and their interaction with functional dependenciesMarco A. CasanovaRonald Faginet al.1984Journal of Computer and System Sciences
On the Structure of Armstrong Relations for Functional DependenciesCatriel BeeriMartin Dowdet al.1984Journal of the ACM
Degrees of acyclicity for hypergraphs and relational database schemesRonald Fagin1983Journal of the ACM
Armstrong databases for functional and inclusion dependenciesRonald FaginMoshe Y. Vardi1983Information Processing Letters