%0 Journal Article %A D. V. Kostin %T Bifurcations of resonance oscillations and optimization of the trigonometric impulse by the nonsymmetry coefficient %J Sbornik. Mathematics %D 2016 %P 1709-1728 %V 207 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2016_207_12_a4/ %G en %F SM_2016_207_12_a4