| 1990 | Entity-Relationship Approach to Database Design and Querying, Proceedings of the Eight International Conference on Enity-Relationship Approach, Toronto, Canada, 18-20 October, 1989 Frederick H. Lochovsky |
| 1989 | A Graphical Query Language Based on an Extended E-R Model. Michel Schneider, Claude Trépied |
| 1989 | A Method for Translating Relational Schemas into Conceptual Schemas. Paul Johannesson, Katalin Kalman |
| 1989 | A Proposal for Formalizing and Extending the Generalization and Subset Abstractions in the Entity-Relationship Model. Luiz Tucherman, Marco A. Casanova, Pedro M. Gualandi, Anelise P. Braga |
| 1989 | A Rule-Based System Tool for Automated ER Model Clustering. Scott B. Huffman, Randal V. Zoeller |
| 1989 | Abbreviated Query Interpretation in Extended Entity-Relationship Oriented Databases. Victor M. Markowitz, Arie Shoshani |
| 1989 | An ER Calculus for the Entity-Relationship Complex Model. Christine Parent, Hélène Rolin, Kokou Yétongnon, Stefano Spaccapietra |
| 1989 | An Expert System for Conceptual Data Modelling. Branka Tauzovich |
| 1989 | An Integrity System for a Relational Database Architecture. Asuman Dogac, Esen A. Ozkarahan, Peter P. Chen |
| 1989 | Automatic Transformation of an Entity-Relationship Query Language into SQL. Uwe Hohenstein |
| 1989 | Building Natural Language Interface to an ER Database. W. S. Luk |
| 1989 | Database Design Tools: Combining Theory, Guesswork, and User Interaction. Arnon Rosenthal, David S. Reiner |
| 1989 | E Rafael Lazimy |
| 1989 | Ergonomic Schema Design and Browsing with More Semantics in the Pasta-3 Interface for E-R DBMSs. Michel Kuntz, Rainer Melchert |
| 1989 | Interactive Specification and Integration of User Views Using Forms. Jürgen Diet, Frederick H. Lochovsky |
| 1989 | KORTEX: An Expert Database System Shell for a Knowledge-Based Enity Relationship Model. Larry Kerschberg, Richard Baum, J. Hung |
| 1989 | Modeling Semantics with Concept Abstraction in the EARL Data Model. James P. Davis, Ronald D. Bonnell |
| 1989 | Modeling with KRISYS: the Design Process of DB Applications Reviewed. Nelson Mendonça Mattos, M. Michels |
| 1989 | Name Assignment Techniques for Relational Schemas Representing Extended Entity-Relationship Schemas. Victor M. Markowitz, Arie Shoshani |
| 1989 | Schema Independent Query Formulation. Martin Kracker, Erich J. Neuhold |
| 1989 | Some Findings on the Intuitivness of Entity-Relationship Constructs. Robert C. Goldstein, Veda C. Storey |
| 1989 | Synergistic Database Design with an Extended Entity-Relationship Model. David W. Embley, Tok Wang Ling |
| 1989 | The E-R Editor: an Editor for Database Conceptual Schema Design based on E-R Model. Satoshi Nishiyama, Sadao Obana |
| 1989 | The Leading Edge of Database Technology. William Kent |
| 1989 | The Nested Entity-Relationship Model. C. Robert Carlson, Wenguang Ji, Adarsh K. Arora |
| 1989 | Valences: A new Relationship Concept for the Entity-Relationship Model. Peter Baumann |