%0 Journal Article
%A P. Loshak
%T Canonical perturbation theory via simultaneous approximation
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1992
%P 57-133
%V 47
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1992_47_6_a1/
%G en
%F RM_1992_47_6_a1