139597

Key references

Lisa Hefendehl-Hebeker

Educational research on mathematics: a short survey of its development in German speaking countries

2019

with Gellert Uwe, Leuders Timo

in: Traditions in German-speaking mathematics education research, Dordrecht : Springer

Open Access Link
Subject-matter didactics

2019

in: Traditions in German-speaking mathematics education research, Dordrecht : Springer

Open Access Link