Comparing FEM-BEM and FEM-DBCI for open-boundary electrostatic field problems G. Aiello, S. Alfonzetti, G. Borzi, E. Dilettoso and N. Salerno Eur. Phys. J. Appl. Phys., 39 2 (2007) 143-148 Published online: 30 May 2007 DOI: 10.1051/epjap:2007083