%0 Journal Article
%A Duarte, Pedro
%T Plenty of elliptic islands for the standard family of area preserving maps
%J Annales de l'I.H.P. Analyse non linéaire
%D 1994
%P 359-409
%V 11
%N 4
%I Gauthier-Villars
%U http://www.numdam.org/item/AIHPC_1994__11_4_359_0/
%G en
%F AIHPC_1994__11_4_359_0