%0 Journal Article %A V. A. Khramenkov %A A. S. Dmitrichev %A V. I. Nekorkin %T Threshold stability of the synchronous mode in a power grid with hub cluster topology %J Izvestiya VUZ. Applied Nonlinear Dynamics %D 2020 %P 120-139 %V 28 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVP_2020_28_2_a1/ %G ru %F IVP_2020_28_2_a1