TY - JOUR AU - N. A. Izobov TI - The absence of real multipliers for an $n$-dimensional periodic system of order $4m+2$ JO - Differencialʹnye uravneniâ PY - 1977 SP - 1581 EP - 1587 VL - 13 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1977_13_9_a3/ LA - ru ID - DE_1977_13_9_a3 ER -