Publications
education. New York: Springer, S. 233-250 Bikner-Ahsbahs, A./Knipping, Ch./Presmeg, N. (2015): Looking back. In: Bikner-Ahsbahs, A./Knipping, Ch./Presmeg, N. (Hg.): Approaches to qualitative methods in [...] Rahmenbedingungen – Kernfragen – Perspektiven. Tübingen: Narr, S. 93-109. 2015 Bikner-Ahsbahs, A./Knipping, Ch./Presmeg, N. (Hg.) (2015): Approaches to qualitative research in mathematics education: Examples [...] general epistemic need (GEN) as a new concept at the boundary of two theories. In: Bikner-Ahsbahs, A./Knipping, C./Presmeg, N. (Hg.): Approaches to qualitative methods in mathematics education – examples of