1. AN AGILE MDA APPROACH FOR EXECUTABLE UML STRUCTURED ACTIVITIES. Authors: IOAN LAZĂR, B. PÂRV, S. MOTOGNA, ISTVÁN GERGELY CZIBULA, C.L. LAZĂR.2. ON SIMPLIFYING THE CONSTRUCTION OF EXECUTABLE UML STRUCTURED ACTIVITIES. Authors: C.L. LAZĂR, I. LAZĂR .3. COMDEVALCO FRAMEWORK - PROCEDURAL AND MODULAR ISSUES. Authors: B. PÂRV, I. LAZĂR , S. MOTOGNA, I.G. CZIBULA, C.L. LAZĂR.