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.
Timothy Koschmann, Denis Newman, Earl Woodruff, Roy Pea, Peter Rowley. Technology and pedagogy for collaborative problem solving as a context for learning. ACM SIGCHI Bull., 25(4):57-60, 1993. [doi]
Abstract is missing.