- (2001)
- (2002)
- Continuum International Publishing Group, (2002)
- Falmer, London, (1998)
- Cambridge University Press, Cambridge, UK, (1983)
- The Journal for Research in Mathematics Education 36(3):176–247 (2005)
- Educational Studies in Mathematics 46(1-3):13-57 (2001)
- Psychological Science 15(1):1-7 (2004)
- Journal International Journal of Computer-Supported Collaborative Learning 1(4):441-465 (2006)
- Data & Knowledge Engineering 50(3):291--304 (2004)
- (1988)
- Intentions in communication, page 417-444. MIT Press, (1990)
- Artificial Intelligence 86(2):269-357 (1996)
- Foundations and Theories of Rational Agency, page 227-262. (1999)
- FLAIRS Conference, page 92-97. AAAI Press, (2006)
- Proceedings of the Eighth National Conference on Artificial Intelligence, page 485-490. Menlo Park, California, AAAI Press, (1990)
- Research on Language and Social Interaction 37(1):71-92 (2004)
- Mind as motion: explorations in the dynamics of cognition table of contents (1996)
- Educational Studies in Mathematics 46(1):1-12 (2001)
- Educational Studies in Mathematics 46(1):187-228 (2001)


user