TY  - JOUR
AU  - A. V. Podobryaev
TI  - Coadjoint orbits of three-step free nilpotent Lie groups and time-optimal control problem
JO  - Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleniâ
PY  - 2020
SP  - 38
EP  - 41
VL  - 493
UR  - http://geodesic.mathdoc.fr/item/DANMA_2020_493_a7/
LA  - ru
ID  - DANMA_2020_493_a7
ER  -