@article {10.3262/UW1501002, 
	author = "Köller, Olaf",
	title = "Editorial",
	journal = "Unterrichtswissenschaft",
	ISSN = "0340-4099",
	year = "2015",
	number = "01",
	pages = "2-3",
	doi = "10.3262/UW1501002",
	url = "https://content-select.com/index.php?id=bib_view&doi=10.3262%2FUW1501002",
	publisher = "Beltz Juventa",
	language = "",
}