@article {10.3262/BEM1504159, 
	author = "Engelfried, Constance",
	title = "Woran lässt sich Qualität messen?",
	journal = "Betrifft Mädchen",
	ISSN = "1438-5295",
	year = "2015",
	number = "04",
	pages = "159-165",
	doi = "10.3262/BEM1504159",
	url = "https://content-select.com/index.php?id=bib_view&doi=10.3262%2FBEM1504159",
	publisher = "Beltz Juventa",
	language = "",
}