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.
Aviv Nisgav, Boaz Patt-Shamir. Finding Similar Users in Social Networks. Theory Comput. Syst., 49(4):720-737, 2011. [doi]