%0 Journal Article
%A DeVore, Ronald
%A Petrova, Guergana
%T The averaging lemma
%J Journal of the American Mathematical Society
%D 2001
%P 279-296
%V 14
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-00-00359-3/
%R 10.1090/S0894-0347-00-00359-3
%F 10_1090_S0894_0347_00_00359_3