Änderungen

== Veröffentlichungen ==

== Veröffentlichungen ==

===Tagungsbandbeiträge (peer-reviewed)===

===Tagungsbandbeiträge (peer-reviewed)===

* Cramer, J./Bikner-Ahsbahs, A. (2009). Mathematical interest spheres and their epistemic function. In: Tzekaki, M./Kaldrimidou, M./Sakonidis, H. (Hrsg.): Proceedings of the 33rd Conference of the International Group for Psychology in Mathematics Education, vol. 2, 353 – 360. Thessaloniki, Greece: PME.

* Cramer, J./Bikner-Ahsbahs, A. (2009). Mathematical interest spheres and their epistemic function. In: Tzekaki, M./Kaldrimidou, M./Sakonidis, H. (Hrsg.): Proceedings of the 33rd Conference of the International Group for Psychology in Mathematics Education, vol. 2, 353 – 360. Thessaloniki, Greece: PME.