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.
Pierre Dillenbourg, Claude Kirchner, John C. Mitchell, Martin Wirsing. Massively Open Online Courses, Current State and Perspectives (Dagstuhl Perspectives Workshop 14112). Dagstuhl Reports, 4(3):47-61, 2014. [doi]
Abstract is missing.