Volume V-VI, 1996-1997 Disjunction as Alternative Choices, pages 5-28 Authors: Cristian PAPP BibTeX RAA-Coherent Logics which are not RAA-Extended are Non-Monotonic, pages 29-34 Authors: Cristian PAPP BibTeX Semigroups of RN-algorithms, pages 35-48 Authors: Costica CAZACU, Liliana IBANESCU BibTeX A Dynamic Approach to the Three-Persons Cooperative Games, pages 49-66 Authors: Rodica BRANZEI BibTeX On Refinement in Rewriting Logic, pages 67-84 Authors: Dorel LUCANU, Nicolae SURPATANU BibTeX Morphological Grammars, pages 85-114 Authors: Stefan ANDREI, Manfred KUDLEK BibTeX