Approximate Purification of Mixed Strategies. - Robert J. Aumann; Y. Katznelson; Roy Radner; Robert W. Rosenthal; B. Weiss (Math. Oper. Res., 1983)

A density version of the Hales-Jewett theorem for k=3. - Harry Furstenberg; Y. Katznelson (Discret. Math., 1989)

Chromatic Numbers of Cayley Graphs on Z and Recurrence. - Y. Katznelson (Comb., 2001)