Enabling instant- and interval-based semantics in multidimensional data models: the T+MultiDim Model

Maintaining knowledge about temporal intervals

James F. Allen · Communications of the ACM · 1983 · 7.5K citations · Full text

Computing, History, Information Retrieval +4

The entity-relationship model—toward a unified view of data

Peter Pin-Shan Chen · ACM Transactions on Database Systems · 1976 · 4.6K citations · Full text

Computing, Computer Science, Data Management +14

Equivalence of Relational Algebra and Relational Calculus Query Languages Having Aggregate Functions

Anthony C. Klug · Journal of the ACM · 1982 · 318 citations · Full text

Computing, Computer Science, Algebra +15

Temporal logics in AI: Semantical and ontological considerations

Yoav Shoham · Artificial Intelligence · 1987 · 268 citations

Computing, Computer Science, Artificial Intelligence +13

A foundation for capturing and querying complex multidimensional data

Torben Bach Pedersen, Christian S. Jensen, Curtis Dyreson · Information Systems · 2001 · 264 citations

Computing, Computer Science, Information Systems +12