A dynamical system on $R^3$
with uniformly bounded trajectories and no compact
trajectories

(with C.S. Reed), Proceedings of the American Mathematical
Society 106 (1989), 1095-1097.

On the bihomogeneity problem of
Knaster,

Transactions of the American Mathematical Society,
321 (1990), 129-143.

A nonparallel cylinder packing with
positive density,

Mathematika, 37 (1990), 324-331.

Fixed points of orientation reversing
homeomorphisms of the plane,

Proceedings of the American
Mathematical Society, 112 (1991), 223-229.

A lower bound for the number of fixed
points of orientation reversing homeomorphisms,

The Geometry of the Hamiltonian Systems, Mathematical Sciences Research
Institute Publications, 22 (1991), 367-371.

A smooth counterexample to the Seifert
conjecture,

Annals of Mathematics, 140 (1994), 723-732.

Mutually
Contiguous and Concurrent Translates of a Plane Disk

(with A. Bezdek, and W. Kuperberg), Duke
Mathematical Journal, 78 (1995), 19-31.

Generalized
counterexamples to the Seifert conjecture

(with G. Kuperberg), Annals of Mathematics, 144 (1996), 239-268.

arXiv.org, e-Print Mathematics Archive math.DS/9802040

Bihomogeneity and Menger manifolds,

Topology and its Applications, 84 (1998), 175-184.

arXiv.org, e-Print Mathematics Archive math.GN/9804085

Almost-tiling the plane by ellipses

(with W. Kuperberg, J. Matousek, and P. Valtr),
Discrete and
Computational Geometry 22 (1999), 367-375.

arXiv.org, e-Print Mathematics Archive math.MG/9804040

A knotted minimal tree,

Communications in Contemporary Mathematics 1 (1999), 71-86.

arXiv.org, e-Print Mathematics Archive math.MG/9806080

Total curvature and spiralling
shortest paths

(with I. Barany and T.Zamfirescu), Discrete and
Computational Geometry 30 (special issue) (2003), 167-176.
arXiv.org, e-Print Mathematics Archive math.MG/0301338

Lattice packings with a gap are not
completely saturated

(with G. Kuperberg and W. Kuperberg), Beitraege zur Algebra und Geometrie, 45
(2004), 267-273.
arXiv.org, e-Print Mathematics Archive math.MG/0303366

2-wild trajectories

Dynamical Systems
and Differential Equations: * in* Discrete and Continuous Dynamical
Systems, Supplement Volume (2005), 518-523.

**Survey papers:**

Counterexamples to the Seifert Conjecture,

Documenta Mathematica, Extra Volume ICM 1998, 831-840.

Aperiodic dynamical systems,

Notices, Oct. 1999, 1035-1040.

**Edited books:**

Continua with the Houston Problem
Book

(with H.Cook, W.T.Ingram, A.Lelek, P.Minc), Lecture Notes
in Pure and Applied Mathematics 170, Marcel-Dekker, New York-Basel-Hong
Kong, 1995.

Collected Works of Witold Hurewicz,

American Mathematical Society Collected Works Series, 1995.

Geometry and Topology in
Dynamics

(with M.Barge), American
Mathematical Society Contemporary Mathematics Series 246, 1999.