On the Structure of Armstrong Relations for Functional DependenciesCatriel BeeriMartin Dowdet al.1984Journal of the ACM
Inclusion dependencies and their interaction with functional dependenciesMarco A. CasanovaRonald Faginet al.1984Journal of Computer and System Sciences
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
A Simplied Universal Relation Assumption and Its PropertiesRonald FaginAlberto O. Mendelzonet al.1982ACM Transactions on Database Systems (TODS)
Inclusion dependencies and their interaction with functional dependenciesMarco A. CasanovaRonald Faginet al.1982SIGMOD/PODS 1982