%0 Journal Article
%A Yu. I. Polyakov
%T Perturbation theory for particle in one-dimensional, central- or axial-symmetric fields
%J Teoretičeskaâ i matematičeskaâ fizika
%D 1997
%P 119-123
%V 112
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TMF_1997_112_1_a7/
%G ru
%F TMF_1997_112_1_a7