TY  - JOUR
AU  - A. V. Greshnov
TI  - On the generalized triangle inequality for quasimetrics induced by noncommuting vector fields
JO  - Matematičeskie trudy
PY  - 2011
SP  - 70
EP  - 98
VL  - 14
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MT_2011_14_1_a2/
LA  - ru
ID  - MT_2011_14_1_a2
ER  -