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.
Wei-Lun Chang, Soe-Tsyr Yuan. A Recommendation-Based Pricing System for Information Goods Versioning. JCP, 2(9):67-76, 2007. [doi]
Abstract is missing.