%0 Journal Article %A J. K. Moser %T A~lemma on hyperbolic fixed points of diffeomorphisms %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1974 %P 236-241 %V 29 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1974_29_2_a16/ %G en %F RM_1974_29_2_a16