%0 Journal Article
%A V. I. Arnol'd
%T Spectral sequence for reduction of functions to normal form
%J Funkcionalʹnyj analiz i ego priloženiâ
%D 1975
%P 81-82
%V 9
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/FAA_1975_9_3_a10/
%G ru
%F FAA_1975_9_3_a10