Frank Penzel

Convergence of boundary element collocation methods for Dirichlet and Neumann screen problems in R3

Reinhold Schneider, Martin Costabel, M. Costabel, 1993 .

EXISTENCE, UNIQUENESS AND REGULARITY FOR SOLUTIONSV OF THE CONICAL DIFFRACTION PROBLEM

Johannes Elschner, Gunther Schmidt, Rainer Hinder, 2000 .

Error analysis of a boundary element collocation method for a screen problem in

Reinhold Schneider, Martin Costabel, M. Costabel, 1992 .