2006 Proceedings of HPM 2004 & ESU 4. Activity theory: its possible contribution as a theoretical framework for HPM. p. 562-567. Auteur : Fitzsimons Gail E.
2008 History and epistemology in mathematics education: proceedings of the 5th European Summer University. Mathematics and the Personal Cultures of Students. p. 651-658. Auteur : Fitzsimons Gail E.
