%0 Journal Article %A Yu. A. Chirkunov %T Steady oscillations in a~continuously inhomogeneous medium described by the Ovsyannikov equation %J Sibirskij žurnal industrialʹnoj matematiki %D 2010 %P 131-140 %V 13 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJIM_2010_13_4_a11/ %G ru %F SJIM_2010_13_4_a11