%0 Journal Article %A S. A. Minyukov %A N. N. Stepanyuk %T On the theory of the completeness of linear systems with retarded argument of neutral type %J Differencialʹnye uravneniâ %D 1987 %P 905-908 %V 23 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1987_23_5_a28/ %G ru %F DE_1987_23_5_a28