%0 Journal Article
%A Cuoghi, Paola
%A Salani, Paolo
%T Convexity of level sets for solutions to nonlinear elliptic problems in convex rings
%J Electronic Journal of Differential Equations
%D 2006
%V 2006
%I mathdoc
%U http://geodesic.mathdoc.fr/item/EJDE_2006__2006__a41/
%G en
%F EJDE_2006__2006__a41