@article {10.3262/UW1702098, 
	author = "Köller, Olaf AND Richter, Dirk AND Porsch, Raphaela",
	title = "Einführung in das Themenheft "Fachfremdes Unterrichten im Mathematikunterricht"",
	journal = "Unterrichtswissenschaft",
	ISSN = "0340-4099",
	year = "2017",
	number = "02",
	pages = "98-102",
	doi = "10.3262/UW1702098",
	url = "https://content-select.com/index.php?id=bib_view&doi=10.3262%2FUW1702098",
	publisher = "Beltz Juventa",
	language = "",
}