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.
Gunnar Teege. Object-Oriented Activity Support: A Model for Integrated CSCW Systems. Computer Supported Cooperative Work, 5(1):93-124, 1996.