1. De Simone, C., Y. Lou, and R. F. Schmid. 2001. Meaningful and interactive distance learning supported by the use of metaphor and synthesizing activities. Journal of Distance Education, no. 16:85-101.
2. Dooley, L. M. 1995. The virtual faculty office: Changing perceptions of traditional workload practices. Paper presented at the meeting of the Distance Education Conference, San Antonio, TX.
3. Gehlauf, D. N., M. A. Shatz, and T. W. Fyre. 1991. Faculty perceptions of interactive television instructional strategies: Implications for training. American Journal of Distance Education 5 (3): 21-28.
4. Hiltz, S. R. 1986. The "virtual classroom": Using Computer-mediated communication for university teaching. Journal of Communication 36 (2): 95-104.
5. Maslow, A. H. 1987. Motivation and personality. 3rd ed. New York: Harper and Row.