%0 Journal Article %A A. I. Klevin %T Asymptotic eigenfunctions of the “bouncing ball” type for the two-dimensional Schrödinger operator with a symmetric potential %J Teoretičeskaâ i matematičeskaâ fizika %D 2019 %P 429-444 %V 199 %N 3 %U http://geodesic.mathdoc.fr/item/TMF_2019_199_3_a5/ %G ru %F TMF_2019_199_3_a5