TY  - JOUR
AU  - Levy, Jason
TI  - Rationality and Orbit Closures
JO  - Canadian mathematical bulletin
PY  - 2003
SP  - 204
EP  - 215
VL  - 46
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2003-021-6/
DO  - 10.4153/CMB-2003-021-6
ID  - 10_4153_CMB_2003_021_6
ER  -