%0 Journal Article %A A. B. Vasil'eva %A V. T. Volkov %T The asymptotic of periodic solutions of some systems with small diffusion %J Matematičeskoe modelirovanie %D 1989 %P 150-154 %V 1 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_1989_1_4_a11/ %G ru %F MM_1989_1_4_a11