@inbook {1002,
	title = {Digitale Medien in allen drei Phasen der Lehrerbildung},
	booktitle = {Beitr{\"a}ge zum Mathematikunterricht 2018},
	year = {2018},
	pages = {1627-1630},
	publisher = {WTM-Verlag},
	organization = {WTM-Verlag},
	address = {M{\"u}nster},
	author = {Schreiber, Christof and Matz, Julia}
}
