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.
Shi-Jen Lin, Ding-Chyu Liu. An incentive-based electronic payment scheme for digital content transactions over the Internet. J. Network and Computer Applications, 32(3):589-598, 2009. [doi]
Abstract is missing.