1. Alpcan, T., Başar, T.: Network Security: A Decision and Game Theoretic Approach. Cambridge University Press (2011)
2. Beckmann, M., McGuire, C.B., Winsten, C.B.: Studies in the economics of transportation. Yale University Press, New Heaven (1956)
3. Berge, C.: Espaces topologiques. Fonctions multivoques, Collection Universitaire de Mathématiques, Dunod, Paris, vol. III (1959)
4. Lecture Notes in Computer Science;K. Bhawalkar,2010
5. Lecture Notes in Computer Science;S. Bistarelli,2007