%0 Journal Article %A V. V. Mitsenko %T Wandering of solutions of two-dimensional diagonal and triangular systems of differential equations %J Trudy Seminara im. I.G. Petrovskogo %D 2014 %P 221-241 %V 30 %N 30 %I mathdoc %U http://geodesic.mathdoc.fr/item/TSP_2014_30_30_a12/ %G ru %F TSP_2014_30_30_a12