| 1991 | An Implementation Model for Muldidatabase Queries. | Marek Rusinkiewicz, Bogdan D. Czejdo, David W. Embley |
| 1991 | Computer Supported Multimedia Environment for Collaboration. | Joze Rugelj |
| 1991 | Building Adaptive Applications using Active Mediators. | Tore Risch, Gio Wiederhold |
| 1991 | Principles of Knowledge Augmented Visual Databases. | Matthias Rhiner |
| 1991 | OO And Active Formal Information System Specification. | Isidro Ramos, Oscar Pastor, Vicente Casado |
| 1991 | Querying Incomplete Knowledge Bases with Abduction. | Fiora Pirri, Clara Pizzuti |
| 1991 | Relational Database Organization Based on Views and Fragments. | Gnther Pernul, Kamalakar Karlapalem, Shamkant B. Navathe |
| 1991 | End-user Interface to Improve Microcomputer DBMS Efficiency. | Juliana Peneva, Jordanka Angelova |
| 1991 | Roles: A Methodology for Representing Multifaceted Objects. | Mike P. Papazoglou |
| 1991 | Semantic Interpretation of Natural Language im PROLOG: Logical Forms. | Manuel Palomar, Lidia Moreno, Amparo Pascual |
| 1991 | On Estimating COUNT, SUM, and AVERAGE. | Gultekin zsoyoglu, Kaizheng Du, A. Tjahjana, Wen-Chi Hou, D. Y. Rowland |
| 1991 | Intelligent Network Management: A Network Management Support System using AI Techniques. | Jan van Oorschot, Wil Korremans, Kees Vos |
| 1991 | Student Admission: Expert and Database System. | Paul O'Neill, Ala Al-Zobaidie |
| 1991 | An Interface/Application Builder with Transmission Control Facility for SDML document Databases. | Yoshio Nakano, Hidekazu Tanigawa, Yoshihiko Imai |
| 1991 | Constructing Minimal Knowledge Bases by Machine Learning. | Oliver Najmann, K. Eckstein |
| 1991 | A Dynamic Overwrite Protocol for Multiversion Concurrency Control Algorithms. | Tadeusz Morzy |
| 1991 | Knowledge Base Management Systems in the Field of High Energy Physics. | Renate Meyer, Gunter Schlageter |
| 1991 | A Knowledge-Based System for Fault Diagnosis in Real-Time Engineering Applications. | T. Patrick Martin, Janice I. Glasgow, Michel P. Fret, Todd Kelley |
| 1991 | Meta Variables and Inheritance in an Object-Oriented Data Model. | Yanjun Lou, Z. Meral zsoyoglu |
| 1991 | Using a Meta-Knowledge Method for Developing an Educational Knowledge-Based Application. | Christoph Lell |
| 1991 | The ARPO-2: an expert system for building contract. | Pilar Lasala |
| 1991 | ISACS An Integrated Surveillance and Control System. | Jon Kvalem, Rolf-Einar Grini, Kjell Haugset |
| 1991 | KRISHNA - Concurrency Control Algorithms based on Dynamic Attributes. | Vijay Kumar, James Mumper |
| 1991 | A Flexible and Extensible Index Manager for Spatial Database Systems. | Hans-Peter Kriegel, Peter Heep, Stephan Heep, Michael Schiwietz, Ralf Schneider |
| 1991 | RADES - Medical Assistance System for the Management of Irradiated Persons. | Hauke Kindler, Dirk Densow, Theodor M. Fliedner |