W. Hafla, A. Buchau, W. Rucker, A. Weinläder, and B. Klotz. COMPEL : the International Journal for Computation and Mathematics in Electrical and Electronic Engineering, 26 (3):
712-726(2007)
B. André, H. Wolfgang, and R. M.. COMPEL : the International Journal for Computation and Mathematics in Electrical and Electronic Engineering, 23 (4):
859-865(2004)
F. Groh, W. Hafla, A. Buchau, and W. Rucker. Boundary Elements XXVI, volume 37 of WIT Transactions on Modelling and Simulation, page 369-379. WIT Press, (2004)