Below is a list of my research publications:

A Note on the Uniform Filling Property and Strong Irreducibility
with S. Kass
Acta Applicandae Math., to appear.

Projectional Entropy in Higher Dimensional Shifts of Finite Type
with A. Johnson and S. Kass
Complex Systems 17 (2007), 243-257.

Factoring Higher Dimensional Shifts of Finite Type onto the Full Shift
with A. Johnson
Ergodic Theory and Dynamical Systems 25 (2005), 811-822.

The Symbolic Dynamics of Multidimensional Tiling Systems
with E. Coven, A. Johnson and N. Jonoska
Ergodic Theory and Dynamical Systems 23 (2003), 447-460.

A Single Nonexpansive, Nonperiodic Rational Direction
 Complex Systems 12 (2000), 253-260.

The Ergodic Theorem for Topological Cocycles
with N. Markley
Rocky Mountain Journal of Mathematics 29 (1999), 229-238.

The Decomposition Theorem for Two-Dimensional Shifts of Finite Type
with A. Johnson
Proceedings of the American Mathematical Society 127 (1999),  1533-1543.

The Structural Stability of Topological Cocycles
with N. Markley and M. Sears
Ergodic Theory and Dynamical Systems 19 (1999), 1309-1324.

The Giant Spiral
Israel Journal of Mathematics 103 (1998), 67-92.

Non-Singular Cocycles and Piecewise Linear Time Changes
with N. Markley
Acta Mathematica Universitatis Comenianae 94 (1997), 1-20.