\begin{thebibliography}{1}

\bibitem{Barrett:1994:TSL}
R.~Barrett, M.~Berry, T.~F. Chan, J.~Demmel, J.~Donato, J.~Dongarra,
  V.~Eijkhout, R.~Pozo, C.~Romine, and H.~van~der Vorst.
\newblock {\em Templates for the Solution of Linear Systems: Building Blocks
  for Iterative Methods}.
\newblock SIAM, Philadelphia, 1994.

\bibitem{Duff:1989:SMT}
I.~S. Duff, R.~G. Grimes, and J.~G. Lewis.
\newblock Sparse matrix test problems.
\newblock {\em {ACM} Transactions on Mathematical Software}, 15(1):1--14, Mar.
  1989.

\bibitem{Flanagan:1996:JN}
D.~Flanagan.
\newblock {\em Java in a Nutshell}.
\newblock O'Reilly \& Associates, Sebastopol, CA, 1996.

\bibitem{Saad:1994:SBT}
Y.~Saad.
\newblock {SPARSKIT}: A basic tool kit for sparse matrix computations (version
  2).
\newblock Available by anonymous ftp from ftp.cs.umn.edu, 1994.

\end{thebibliography}