The Hybrid Object-Relational Architecture (HORA): an integration of object-oriented and relational technology

Semantic database modeling: survey, applications, and research issues

ACM Computing Surveys (CSUR)

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

Readings in database systems

A guide to the SQL standard (2nd ed.)

A guide to the SQL standard (2nd ed.)

The relational model for database management: version 2

The relational model for database management: version 2

Object identity

Readings in object-oriented database systems

Object-oriented modeling and design

Object-oriented modeling and design

Software without walls

BYTE

Third-generation database system manifesto

ACM SIGMOD Record