TY - JOUR AU - V. A. Nikol'skii TI - On the question of equivalent transformations of linear differential-difference equations with constant coefficients JO - Differencialʹnye uravneniâ PY - 1984 SP - 1638 EP - 1640 VL - 20 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1984_20_9_a26/ LA - ru ID - DE_1984_20_9_a26 ER -