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.
Richard Bellman, June D. Buell, Robert E. Kalaba. Mathematical experimentation in time-lag modulation. Communications of the ACM, 9(10):752-754, 1966. [doi]