%0 Journal Article %A G. S. Krechetov %T Stability in the large of autonomous systems of two differential equations with two nonlinearities %J Differencialʹnye uravneniâ %D 1981 %P 2144-2148 %V 17 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1981_17_12_a3/ %G ru %F DE_1981_17_12_a3