4D. U. Silverthom. Teaching and learning in the interactive classroom [J]. Advances in Physiology Education, 2006,12 ( 30 ) : 135 - 140.
5White, M., Jay, E., Liarokapis, F., Kostakis, C., Lister, P.F.. A Virtual Interactive Teaching Environment (VITE) Using XML and Augmented Reality[J]. The International Journal of Electrical Engineering Education, 2001, 38(4): 316-329.
6Dan Dwyer, Kathy Barbieri, Helen M. Doerr. Creating a Virtual Classroom for Interactive Education on the Web [J]. Computer Networks and ISDN Systems, 1995,27(4):897-904.