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.
Roberto Zicari. Incomplete Information in Object-Oriented Databases. SIGMOD Record, 19(3):5-16, 1990. [doi]
Abstract is missing.