%0 Journal Article %A S. G. Shahinyan %T Stability of systems with retardation in the case of small integral perturbations %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2001 %P 27-31 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2001_2_a4/ %G ru %F UZERU_2001_2_a4