TY  - BOOK
AU  - Carola Bernack-Sch?ler Ralf Erens Timo Leuders Andreas Eichler
TI  - Views and Beliefs in Mathematics Education
SN  - 9783658096144
PB  - Springer
UR  - https://link.springer.com/openurl?genre=book&isbn=978-3-658-09614-4
ER  -