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.
Harry B. Lee. The Cramer-Rao bound on frequency estimates of signals closely spaced in frequency. IEEE Transactions on Signal Processing, 40(6):1507-1517, 1992. [doi]