TY  - JOUR
AU  - G.A. Margulies
AU  - G.D. Mostow
TI  - The Differential of a Quasi-conformal Mapping of a Carnot-Caratheodry Space.
JO  - Geometric and functional analysis
PY  - 1995
SP  - 402
EP  - 433
VL  - 5
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/GFA_1995__5_4_58195/
ID  - GFA_1995__5_4_58195
ER  -