Integral equations : theory and numerical treatment /

by Hackbusch, W., 1948- .
Published 1995

Multi-grid methods and applications /

by Hackbusch, W., 1948- .
Published 1985

Multigrid methods III : proceedings of the 3rd European Multigrid Conference /

Published 1991

Multigrid methods 11 : proceedings of the 2nd European Conference on Multigrid Methods held at Cologne, October 1-4, 1985 /

Published 1986