%0 Journal Article
%A J. Appel
%T Upper estimates for superposition operators and some applications
%J Annales Fennici Mathematici
%D 1983
%P 149-159
%V 8
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1983.0803/
%R 10.5186/aasfm.1983.0803
%G en
%F AFM_1983_8_1_a8