TY  - JOUR
AU  - N. T. Tynyanskii
AU  - A. V. Arutyunov
TI  - On the system of Jacobi equations in a~time-optimal problem
JO  - Izvestiya. Mathematics 
PY  - 1983
SP  - 375
EP  - 397
VL  - 21
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM2_1983_21_2_a8/
LA  - en
ID  - IM2_1983_21_2_a8
ER  -