@book {9781907920547, 
	title = "BBC micro:bit",
	isbn = "9781907920547",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9781907920547",
	url = "https://content-select.com/de/portal/media/view/60b115fa-f260-40af-9da5-6ac6b0dd2d03",
	publisher = "Elektor",
}