%0 Journal Article
%A V. Guillemin
%A S. Sternberg
%T Birational equivalence in the symplectic category.
%J Inventiones mathematicae
%D 1989
%P 485-522
%V 97
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/IM_1989__97_2_143712/
%F IM_1989__97_2_143712