TY  - JOUR
AU  - L. V. Ovsyannikov
TI  - Infinite groups of mappings defined by differential equations
JO  - Doklady Akademii Nauk
PY  - 1963
SP  - 36
EP  - 39
VL  - 148
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1963_148_1_a7/
LA  - ru
ID  - DAN_1963_148_1_a7
ER  -