TY  - JOUR
AU  - Ya. B. Vorobets
TI  - Planar structures and billiards in rational polygons: the Veech alternative
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1996
SP  - 779
EP  - 817
VL  - 51
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1996_51_5_a0/
LA  - en
ID  - RM_1996_51_5_a0
ER  -