1. R. J. Aumann and M. Maschler, Advances in Game Theory, Ed. by M. Dresher, L. S. Shapley, and A. W. Tucker (Princeton Univ. Press, Princeton, 1964), pp. 443–476.
2. M. Davis and M. Maschler, Bull. Amer. Math. Soc. 69, 106 (1963).
3. M. Davis and M. Maschler, in Essays in Mathematical Economics in Honor of Oskar Morgenstern (Princeton Univ. Press, Princeton, 1967), pp. 39–52.
4. B. Peleg, Bull. Amer. Math. Soc. 69, 109 (1963).
5. B. Peleg, in Essays in Mathematical Economics in Honor of Oskar Morgenstern (Princeton Univ. Press, Princeton, 1967), pp. 53–56.