TY - JOUR AU - N. A. Izobov AU - A. V. Filiptsov TI - Lower Perron exponents of linear systems with diagonal approximation and with exponentially decreasing perturbations JO - Differencialʹnye uravneniâ PY - 1995 SP - 197 EP - 205 VL - 31 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1995_31_2_a1/ LA - ru ID - DE_1995_31_2_a1 ER -