%0 Journal Article %A N. B. Zhuravlev %T Hyperbolicity criterion for periodic solutions of functional-differential equations with several delays %J Contemporary Mathematics. Fundamental Directions %D 2007 %P 37-61 %V 21 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2007_21_a1/ %G ru %F CMFD_2007_21_a1