Information and Software Technology · 1993 · 143 citations · 11 references
11
A relational model of data for large shared data banks
E. F. Codd · Communications of the ACM · 1970 · 5.2K citations · Full text
Semantics and implementation of schema evolution in object-oriented databases
Jay Banerjee, Won Kim, Hyoung-Joo Kim et al. · 1987 · 668 citations