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.
Robert J. Simmons. Profile Luis von Ahn: ReCaptcha, games with a purpose. ACM Crossroads, 17(2):49, 2010. [doi]