%0 Journal Article %A G. L. Kulinich %A Yu. V. Berhackaya %T On the Phase Portrait of a Harmonic Oscillator with Friction Perturbed by a Random Process of White Noise Type %J Matematičeskie zametki %D 2000 %P 862-869 %V 68 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2000_68_6_a6/ %G ru %F MZM_2000_68_6_a6