%0 Journal Article %A Yu. N. Orlov %A V. Zh. Sakbaev %A O. G. Smolyanov %T Rate of convergence of Feynman approximations of semigroups generated by the~oscillator Hamiltonian %J Teoretičeskaâ i matematičeskaâ fizika %D 2012 %P 122-137 %V 172 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2012_172_1_a7/ %G ru %F TMF_2012_172_1_a7