%0 Journal Article
%A Haïkel Skhiri
%T On the  perturbation functions and similarity orbits
%J Studia Mathematica
%D 2008
%P 57-66
%V 188
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4064/sm188-1-3/
%R 10.4064/sm188-1-3
%G en
%F 10_4064_sm188_1_3