10.1109/13.473155
10.1109/13.572331
10.3115/1658616.1658676
10.1145/268084.268101
10.2190/DVAP-DE23-3XMV-9MXH
10.2190/014E-WWP6-1R2V-3MRY
hiltz, 1995, Teaching in a virtual classroom, Proc 1995 Int Conf on Computer Assisted Instruction ICCAI'95
rada, 1995, Developing Educational Hypermedia Coordination and Reuse
rada, 1998, Efficiency and effectiveness in computer-supported peer–peer learning, Comput Educ, 30, 137
10.2190/0GCN-38HR-Q0AU-9GQ4
rada, 1994, Collaborative hypermedia in a classroom setting, J Educ Multimedia and Hypermedia, 3, 21
hergenhahn, 1997, An Introduction to Theories of Learning
10.3115/1658616.1658677
10.3115/1658616.1658666
10.1207/s15516709cog1002_2
10.3102/0013189X027002004
10.1109/13.538767
rada, 2001, Understanding Virtual Universities
10.1109/13.387218
montgomery, 1985, Introduction to Statistical Quality Control
mitra, 1993, Fundamentals of Quality Control and Improvement
strauss, 1994, Software Inspection Process
rushton, 1993, Peer assessment in a collaborative hypermedia environment: A case study, J Computer-Based Instruction, 20, 75
pyzdek, 1992, Pyzdek s Guide to SPC Volume 2 Applications and Special Topics