1. Abrahamson, A. L. (1998). An overview of teaching and learning research with classroom communication systems. Paper presented at the Samos international conference on the teaching of mathematics, Village of Pythagorion, Samos, Greece, July, 1998.
2. Abrahamson, A. L. (2000). A brief history of classtalk. Paper presented at the teachers teaching with technology international conference, Dallas, TX, March, 2000.
3. Abu-Hilal, M. (2000). A structural model for predicting mathematics achievement: Its relation with anxiety and self-concept in mathematics. Psychological Reports, 86(3), 835–847. doi: 10.2466/PR0.86.3.835-847 .
4. Ames, C. (1992). Classrooms, goals, structures, and student motivation. Journal of Educational Psychology, 84(3), 261–271. doi: 10.1037/0022-0663.84.3.261 .
5. Bakhtin, M. M. (1981). The dialogic imagination: Four essays (Trans. C. Emerson & M. Holquist). Austin: University of Texas Press.