@article {10.3262/ZP0906833, 
	author = "Reichenbach, Roland AND Pongratz, Ludwig",
	title = "Einleitung",
	journal = "Zeitschrift für Pädagogik",
	ISSN = "0044-3247",
	year = "2009",
	number = "06",
	pages = "833-837",
	doi = "10.3262/ZP0906833",
	url = "https://content-select.com/index.php?id=bib_view&doi=10.3262%2FZP0906833",
	publisher = "Beltz Juventa",
	language = "",
}