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2. Theory of the core in an n-person game, Vestnik;Bondareva,1962
3. Limited arbitrage is necessary and sufficient for the existence of a competitive equilibrium and the core, and limits voting cycles;Chichilnisky,1994
4. Limited arbitrage is necessary and sufficient for the existence of a competitive equilibrium with or without short sales;Chichilnisky;Economic Theory,1995
5. A limit theorem on the core of an economy;Debreu;International Economic Review,1963