TY  - JOUR
AU  - Yu. N. Orlov
AU  - V. M. Suslin
TI  - Trajectories on a sphere that are generated by Lagrangians with higher-order derivatives
JO  - Differencialʹnye uravneniâ
PY  - 1999
SP  - 1624
EP  - 1629
VL  - 35
IS  - 12
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1999_35_12_a4/
LA  - ru
ID  - DE_1999_35_12_a4
ER  -