1. Espaces topologiques et fonctions multivoques;Berge,1959
2. Errors bounds for approximate fixed points;Bowman,1977
3. An existence theorem for possible solutions of a two-persons fuzzy game;Butnariu;Bull. Math. Soc. Sci. Math. R. S. Roumanie,1979
4. A fixed point theorem and its application to fuzzy games;Butnariu;Revue Roumaine Math. Pures Appl.,1979
5. Solution concepts for n-persons fuzzy games;Butnariu,1979