%0 Journal Article %A B. P. Demidovich %T On the existence of a limiting regime of a certain non-linear system of ordinary differential equations %J Uchenye Zapiski Moskovskogo Gosudarstvennogo Universiteta %D 1956 %P 3-12 %V 181 %N 181 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZMU_1956_181_181_a0/ %G ru %F UZMU_1956_181_181_a0