1. Ackerman M. (1997) Communication and collaboration from a CSCW perspective. Contribution to XMCA Discussion List (xmca@weber.ucsd.edu), 8.3.97.
2. Hardware and software architecture in computer conferencing systems;Ambrosius,1992
3. Cluster evaluation: a method to strengthen evaluation in smaller programs with similar purposes;Barley;Evaluation Practice,1993
4. Technology, open learning and distance education;Bates,1995
5. The dynamics of university tutorial groups;Beattie;Bulletin of the British Psychological Society,1982