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.
Jimmy J. Lin, Michael DiCuccio, Vahan Grigoryan, W. John Wilbur. Navigating information spaces: A case study of related article search in PubMed. Inf. Process. Manage., 44(5):1771-1783, 2008. [doi]
Abstract is missing.