TY - JOUR AU - Yu. I. Golechkov TI - Preservation of boundedness properties of solutions under perturbation of a nonlinear $n$-dimensional differential system JO - Differencialʹnye uravneniâ PY - 1985 SP - 748 EP - 752 VL - 21 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1985_21_5_a1/ LA - ru ID - DE_1985_21_5_a1 ER -