%0 Journal Article %A T. A. Filatova %A A. I. Shafarevich %T Semiclassical spectral series of the Schrödinger operator with a delta potential on a straight line and on a sphere %J Teoretičeskaâ i matematičeskaâ fizika %D 2010 %P 279-298 %V 164 %N 2 %U http://geodesic.mathdoc.fr/item/TMF_2010_164_2_a7/ %G ru %F TMF_2010_164_2_a7