%0 Journal Article %A V. I. Zhukovskii %T Certain sufficient conditions for stability of the trivial solution of a~system of two differential equations of first order %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1967 %P 27-30 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1967_3_a3/ %G ru %F IVM_1967_3_a3