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.
W. Bruce Croft, Robert Krovetz, Howard R. Turtle. Interactive retrieval of complex documents. Inf. Process. Manage., 26(5):593-613, 1990. [doi]
Abstract is missing.