%0 Journal Article %A R. R. Akhmerov %A A. E. Rodkina %T Differential inequalities and the structure of the integral vortex of systems of functional differential equations of neutral type %J Differencialʹnye uravneniâ %D 1973 %P 797-806 %V 9 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1973_9_5_a1/ %G ru %F DE_1973_9_5_a1