%0 Journal Article %A V. I. Arnol'd %T Loss of stability of self-oscillations close to resonance and versal deformations of equivariant vector fields %J Funkcionalʹnyj analiz i ego priloženiâ %D 1977 %P 1-10 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1977_11_2_a0/ %G ru %F FAA_1977_11_2_a0