%0 Journal Article %A S. A. Kaschenko %T Comparative dynamics of chains of coupled van der Pol equations and coupled systems of van der Pol equations %J Teoretičeskaâ i matematičeskaâ fizika %D 2021 %P 277-292 %V 207 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2021_207_2_a7/ %G ru %F TMF_2021_207_2_a7