1. L. M. Adams.Iterative algorithms for large, sparse linear systems on parallel computers. PhD thesis, Univ. of Virginia, Applied Mathematics, 1982.
2. L. M. Adams.M-step preconditioned conjugate gradient methods. SIAM J. Sci. Stat. Comput., 6(2):452–463, 1985.
3. R. S. Anderssen and G. H. Golub.Richardson's non-stationary matrix iterative procedure. Technical Report 304, Stanford University, Dept. of Computer Science, 1972.
4. S. F. Ashby.Polynomial preconditioning for conjugate gradient methods. PhD thesis, Univ. of Illinois at Urbana-Champaign, Dept. of Computer Science, December 1987. Available as Technical Report 1355.
5. S. F. Ashby and T. A. Manteuffel.Adaptive polynomial preconditioning for HPD matrices. In preparation.