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.
M. E. D Imperio. Information Structures: Tools in Problem Solving. SIGMOD Record, 1(2):25-51, 1969. [doi]
Abstract is missing.