TY  - JOUR
AU  - Canuto, B.
TI  - A local symmetry result for linear elliptic problems with solutions changing sign
JO  - Annales de l'I.H.P. Analyse non linéaire
PY  - 2011
SP  - 551
EP  - 564
VL  - 28
IS  - 4
PB  - Elsevier
UR  - http://archive.numdam.org/articles/10.1016/j.anihpc.2011.03.005/
DO  - 10.1016/j.anihpc.2011.03.005
LA  - en
ID  - AIHPC_2011__28_4_551_0
ER  -