Gasteiger, Hedwig http://orcid.org/0000-0001-8343-8654
Bruns, Julia
Benz, Christiane
Brunner, Esther
Sprenger, Priska
Funding for this research was provided by:
Deutsche Telekom Stiftung (German Center of Mathematics Teacher Education)
Article History
Accepted: 12 October 2019
First Online: 23 October 2019