Pure Nash equilibria in finite two-person non-zero-sum games. - Wojciech Polowczuk (Int. J. Game Theory, 2003)

On the existence of almost-pure-strategy Nash equilibrium in n-person finite games. - Wojciech Polowczuk; Piotr Wiecek; Tadeusz Radzik (Math. Methods Oper. Res., 2007)

Simple Equilibria in Semi-Infinite Games. - Wojciech Polowczuk; Tadeusz Radzik; Piotr Wiecek (IGTR, 2012)