TY  - JOUR
AU  - Elon L. Lima
TI  - Common Singularities of Commuting Vector Fields on 2-manifolds.
JO  - Commentarii mathematici Helvetici
PY  - 1964
SP  - 97
EP  - 110
VL  - 39
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMH_1964__39_139284/
ID  - CMH_1964__39_139284
ER  -