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.
Christopher C. Yang, Xuning Tang, Qizhi Dai, Haodong Yang, Ling Jiang. Identifying Implicit and Explicit Relationships Through User Activities in Social Media. Int. J. Electronic Commerce, 18(2):73-96, 2013. [doi]
Abstract is missing.