7Schlager, M., & Schank, P. TAPPED IN: A new on-line teacher community concept for the next generation of Internet technology [DB/OL]. http:/ /tappedin.org/tappedin/web/papers/1997 / NextGenCSCL.pdf.
8Farooq,U., Schank,P., Harris,A., Fusco, J., Schlager,M.. Sustaining a community computing infrastructure for online teacher professional development: A case study of designing Tapped In: Computer Supported Cooperative Work, 2007,(10):397-429.
