| 1991 | A Language for Specifying Static and Dynamic Integrity Constraints. Uwe Hohenstein, Klaus Hülsmann |
| 1991 | A Logic Based Approach to Schema Integration. Paul Johannesson |
| 1991 | A Prolog Implementation of an Entity-Relationship Based Database Management System. Tok Wang Ling, Mong-Li Lee |
| 1991 | A Seven Layer Data Architecture for Business Understanding and Database Implementation. Robin Taylor |
| 1991 | A Transaction Architecture for a General Purpose Semantic Data Model. Shamkant B. Navathe, A. Balaraman |
| 1991 | A View Integration Approach for the Design of Multilevel Security. Günther Pernul, A Min Tjoa |
| 1991 | Abbreviation Techniques in Entity-Relationship Query Languages. Edward Sciore |
| 1991 | Active, Real-Time, and Heterogenous Database Systems. Shamkant B. Navathe, Sharma Chakravarthy |
| 1991 | An Algorithm Converting Relational Schemas to Nested Entity-Relationship Schemas. Wenguang Ji, C. Robert Carlson, David Dreyer |
| 1991 | An Analysis of Table Constraints in SQL2 Based on the Entity-Relationship Model. Marco A. Casanova, Alexandre P. de Carvalho, L. F. G. G. M. Ridolfi, Alberto H. F. Laender |
| 1991 | An Extended Conceptual Modelling Language for Objects and Rules. Robert G. Brown |
| 1991 | Bridging the Gap Between O-O and E-R. Michael F. Kilian |
| 1991 | Cardinality Constraints in Entity-Relationship Modeling. Stephen Ferg |
| 1991 | Commonsense Reasoning in Database Design. Robert C. Goldstein, Veda C. Storey |
| 1991 | Cooperation Contracts. Michael Schrefl, Gerti Kappel |
| 1991 | Cooperative Behavior Through Request Modification. Andrea S. Hemerly, Marco A. Casanova, António L. Furtado |
| 1991 | Creative Data Modelling - Encouraging Innovation in Data Design. Graeme Simsion |
| 1991 | Database Management Systems: Paradigm Shift or Changing Paradigm. James P. Fry |
| 1991 | Database Reverse Engineering: Models, Techniques, and Strategies. Jean-Luc Hainaut |
| 1991 | Drafting Extended Entity-Relationship Schemas with QUEER. Martin Gogolla, Bernd Meyer, Gerd Westerman |
| 1991 | ER-R: An Enhanced ER Model with Situation-Action Rules to Capture Application Semantics. Asterio K. Tanaka, Shamkant B. Navathe, Sharma Chakravarthy, Kamalakar Karlapalem |
| 1991 | ER-T Diagrams: An Approach to Specifying Database Transactions. Carlos A. Heuser, Eduardo Meira Peres |
| 1991 | Entity-Generating Schema Transformations for Entity-Relationship Models. Jean-Luc Hainaut |
| 1991 | From Entity-Relationship Diagram to an Object-Oriented Database. J. Nachouki, Marie-Pierre Chastang, Henri Briand |
| 1991 | Importance of Using The Proper Level of Model. Walter E. Moeller |
| 1991 | Language Features for Object-Oriented Conceptual Modelling. Ralf Jungclaus, Gunter Saake, Thorsten Hartmann |
| 1991 | Mapping of 2-D Temporal Extended ER Models into Temporal Nested Relational Models. Vram Kouramajian, Ramez Elmasri |
| 1991 | On the Notion of Concept. Peter C. Lockemann, Guido Moerkotte |
| 1991 | Proceedings of the 10th International Conference on Entity-Relationship Approach (ER'91), 23-25 October, 1991, San Mateo, California, USA. Toby J. Teorey |
| 1991 | Progessive Fragment Allocation. Janani Janakiraman, Chris Warack, Gyan Bhal, Toby J. Teorey |
| 1991 | Rapid Prototyping of Conceptual Database Design on a Relational Database Management System. Ching-Ming Chao, David Chenho Kung |
| 1991 | Representation and Processing of Uncertain Information in Relational Databases. Nong Zhou |
| 1991 | Schema Conversion Rules Between EER and NIAM Models. Il-Yeol Song, Edward A. Forbes |
| 1991 | Semantic Modelling and Object-Oriented Modelling: Two Complementary Paradigms. Mokrane Bouzeghoub, Elisabeth Métais |
| 1991 | Semantic Modelling of an Accounting Universe of Discourse: The Usefulness of Inter-Relation Constraints. Guido Geerts |
| 1991 | TOODM - A Temporal Object-Oriented Data Model with Temporal Constraints. Ellen Rose, Arie Segev |
| 1991 | The Entity-Relationship Time Model and the Conceptual Rule Language. Charalampos I. Theodoulidis, Pericles Loucopoulos, Benkt Wangler |
| 1991 | The Framework Rules and Objects. Thomas A. Bruce |
| 1991 | The Information Modeler as Facilitator. Gary R. Rush |
| 1991 | The ORAC Model: A Unified View of Data Abstraction. Guangping Wei, Toby J. Teorey |
| 1991 | Towards Temporal Extensions to the Entity-Relationship Model. Branka Tauzovich |