TY  - JOUR
AU  - N. A. Izobov
TI  - On a lower exponent of a two-dimensional linear system with Perron perturbations
JO  - Differencialʹnye uravneniâ
PY  - 1997
SP  - 623
EP  - 631
VL  - 33
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1997_33_5_a8/
LA  - ru
ID  - DE_1997_33_5_a8
ER  -