%0 Journal Article %A Azzam, A. %T Smoothness Properties of Bounded Solutions of Dirichlet's Problem for Elliptic Equations in Regions with Corners on the Boundary %J Canadian mathematical bulletin %D 1980 %P 213-226 %V 23 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1980-029-4/ %R 10.4153/CMB-1980-029-4 %F 10_4153_CMB_1980_029_4