1. The promise of distributed computing and the challenges of legacy information systems;Brodie,1992
2. Federated database systems for managing distributed, heterogeneous, and autonomous database systems;Sheth;ACM Computing Surveys,1990
3. The denotational semantics of a database language;Murphy,1993
4. The entity-relationship model—toward a unified view of data;Chen;ACM Transactions On Database Systems,1976
5. Semantics of query languages for the entity-relationship model;Subieta,1986