author = {Hackbusch, Wolfgang and Lage, C. and Sauter, Stefan A.},
title = {{On the efficient realization of sparse matrix techniques for integral equations with
focus on panel clustering, cubature and software design aspects}},
booktitle = {Boundary element topics : proceedings of the final conference of the priority research
programme boundary element methods 1989-1995 of the German Research Foundation, October
2-4, 1995 in Stuttgart, Germany},
editor = {Wendland, W. L.},
publisher = {Springer},
address = {Berlin},
year = {1997},
pages = {51--75},isbn={3-540-62850-9},
institution = {{Max Planck Institute for Mathematics in the Sciences}},