TY  - JOUR
AU  - S. Smale
TI  - Topology and Mechanics. II. The Planar n-Body Problem.
JO  - Inventiones mathematicae
PY  - 1970
SP  - 45
EP  - 64
VL  - 11
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM_1970__11_142044/
ID  - IM_1970__11_142044
ER  -