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1. A Complete Characterization of Nash-Solvability of Bimatrix Games in Terms of the Exclusion of Certain 2x2 subgames
   Endre Boros, Khaled Elbassioni, Vladimir Gurvich, Kazuhisa Makino, and Vladimir Oudalov
   In: Computer Science - Theory and Applications, Third International Computer Science Symposium in Russia, CSR 2008, Moscow, Russia, 2008, 99-109