For more information
Articles on the Web:
- Black, Jane, «Gray Areas», article paru of le service news.com de c/net, le 28 février 1997. URL: http://www.news.com/SpecialFeatures/0,5,8353,00.html
- Schutte, Jerald G., «Virtual Teaching in Higher Education». URL: http://www.csun.edu/sociology/virexp.htm
- Goldberg, Murray W. «CALOS: First Results From an Experiment in Computer-Aided Learning». URL: http://www.webct.com/library/exper.html