1. Equilibrium points in n-person games;J F Nash;Proceedings of the National Academy of Sciences,1950
2. A social equilibrium existence theorem;G Debreu;Proceedings of the National Academy of Sciences,1952
3. A further generalization of the Kakutani fixed point theorem, with application to Nash equilibrium points;I L Glicksberg;Proceedings of the American Mathematical Society,1952
4. Th�orie math�matique de la richesse sociale;J Bertrand;Jouenal des Savants,1883