TY - JOUR AU - N. N. Kushkov TI - The boundedness of the solutions of a certain multidimensional system in the critical case of one zero root and two pure imaginary roots.~I JO - Differencialʹnye uravneniâ PY - 1978 SP - 613 EP - 623 VL - 14 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1978_14_4_a3/ LA - ru ID - DE_1978_14_4_a3 ER -