TY  - JOUR
AU  - V. L. Rabtsevich
TI  - Necessary and sufficient conditions for formal reducibility
JO  - Differencialʹnye uravneniâ
PY  - 1984
SP  - 2011
EP  - 2013
VL  - 20
IS  - 11
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1984_20_11_a28/
LA  - ru
ID  - DE_1984_20_11_a28
ER  -