%0 Journal Article %A V. V. Strygin %T On the bifurcation of quasi-stationary periodic solutions for a system of differential-difference equations %J Doklady Akademii Nauk %D 1971 %P 305-308 %V 196 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_196_2_a14/ %G ru %F DAN_1971_196_2_a14