• Almost everywhere convergence of convolution powers in L^1 , Illinois J. of Math. 37 (1993), 666--679.

  • Disparity in behavior of perturbed sequences in $L^p$ spaces , Proc. AMS. 120, 3, (1994), 865--874.

    The strong sweeping out property for lacunary sequences, for the Riemann sums, and related matters, with M. Akcoglu, A. Bellow, R. Jones, V. Losert and M. Wierdl, Ergodic Th. and Dyn. Sys. J. 16, Issue 2 (1996), 207--253.
    Featured Review of Math Reviews

    Weakly independent partitions along IP--sets, with A. del Junco and B. Weiss, Ergod. Th. & Dynam. Sys. 19, Issue 2 (1999), 447--473.

    Spectral type of rank one transformations, (dvi file), (pdf file) with I. Klemes, Israel J. 98 (1997), 1--4.

    A smoother ergodic average, (dvi file), (pdf file), Illinois Journal 44 (2000), no. 4, 843-859.

    On approach regions for the Conjugate Poisson kernel and singular integrals, (dvi file), (pdf file) with S. Ferrando and R. Jones, Studia Math. 120 (1996), no. 2, 169--182.

    Oscillation and variation for the Hilbert transform, with J. Campbell, R. Jones, and M. Wierdl, Duke Math J. 105, no.1, (2000), 59-83.

    Oscillation and variation inequalities for convolution operators, (dvi file), (pdf file) with R. Jones, Ergodic Th. & Dynam. Sys. 21 (2001), 1809-1829.

    Oscillation and variation for singular integrals in higher dimensions, with J. Campbell, R. Jones, and M. Wierdl, Trans. AMS 355, no. 5 (2002), 2115-2137.

    JOP's counting function and Jones' square function, Studia Mathematica 172 (1) (2006), 1-23.