M. Pollock. FIE'09: Proceedings of the 39th IEEE international conference on Frontiers in education conference, page 1070-1075. Piscataway, NJ, USA, IEEE Press, (2009)
A. Millner, and S. Daily. Communities of Practice: Creating Learning Environments for Educators, 1, chapter 21, Information Age Publishing, Charlotte, NC, (2008)