TY  - JOUR
AU  - DeVore, Ronald
AU  - Petrova, Guergana
TI  - The averaging lemma
JO  - Journal of the American Mathematical Society
PY  - 2001
SP  - 279
EP  - 296
VL  - 14
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-00-00359-3/
DO  - 10.1090/S0894-0347-00-00359-3
ID  - 10_1090_S0894_0347_00_00359_3
ER  -