1. Complex analytic methods for partial differential equations;Begehr;ZAMM (Suppl.),1996
2. Boundary value problems in C and Cn;Begehr;Acta Math. Vietnam.,1997
3. An Introduction to Several Complex Variables and Partial Differential Equations;Begehr,1997
4. Overdetermined systems of second order elliptic equations in several complex variables;Begehr,1998
5. On the Dirichlet and Neumann problems for pluriharmonic functions;Cialdea,2000