1. INDEXING MOBILE OBJECTS USING BRICKR STRUCTURES. Authors: ANDREEA SABĂU.2. THE 3SST RELATIONAL MODEL. Authors: ANDREEA SABĂU.3. INDEXING THE EVOLUTION OF MOVING OBJECTS WITHIN A 2D SPACE USING THE BRICKR STRUCTURES. Authors: ANDREEA SABĂU.4. SIGNEDINTERSECTION - A NEW ALGORITHM FOR FINDING THE INTERSECTION OF TWO SIMPLE POLYGONS. Authors: ANDREEA SABĂU.5. FROM DATABASES TO SEMANTIC WEB. Authors: LEON ŢÂMBULEA, ANDREEA SABĂU.6. RELATIONAL DATABASES AND RESOURCE DESCRIPTION FRAMEWORK. Authors: LEON ŢÂMBULEA, ANDREEA SABĂU.