On a potential problem with incident wave as a field source
On the Boundary Behaviour of the Perron Generalized Solution.
On the Nonexistence of a Hypersurface of Prescribed Mean Curvature with a Given Boundary.
On the smoothness of solutions of variational inequalities with obstacles
On uniqueness of a solution of with given trace.
On Uniqueness of Boundary Values of Solutions of a Problem Arising in Plasma Physics.