Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Howard C. Elman, Dianne P. O'Leary. Eigenanalysis of some preconditioned Helmholtz problems. Numerische Mathematik, 83(2):231-257, 1999. [doi]