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.
Leon R. Bush, Patrick J. Orlando. A Perturbation Technique for Analog Computers. IEEE Transactions on Computers, 8(2):218-221, 1959. [doi]
Abstract is missing.