publication venue for
- Actions of Finitely Generated Groups and Semigroups on a Plane by Means of Isometries. 75:489-512. 2004
- Actions of Finitely Generated Groups and Semigroups on a Plane by Means of Isometries. 75:523-548. 2004
- The group of asynchronous automata and rational homeomorphisms of the cantor set. 67:577-581. 2000
- Isospectrality and Galois projective geometries. 63:660-664. 1998
- Isospectrality and galois projective geometries. 63:582-585. 1998
- Billiards in rational polygons: Periodic trajectories, symmetries and $d$-stability. 62:66-75. 1997
- Billiards in rational polygons: Periodic trajectories, symmetries, and d-stability. 62:56-63. 1997
- On the measure of the set of periodic points of the billiard. 55:455-460. 1994