%0 Journal Article
%A F. S. Berezovskaya
%T A topological normal form for a~system of~two differential equations
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1978
%P 227-228
%V 33
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1978_33_2_a8/
%G en
%F RM_1978_33_2_a8