@Book {WiFo2010,
	title = "Lesetypografie",
	author = "Willberg, Hans Peter and Forssman, Friedrich",
	publisher = "Hermann Schmidt",
	address = "Mainz",
	year = "2010",
  language = "german",
	keywords = "typography",
}

@Book {kgdz,
	author = "Stephen Hawking and Leonard Mlodinow",
	title = "Die kürzeste Geschichte der Zeit",
	title:en = "A Briefer History of Time",
	publisher = "Rowohlt",
	address = "Reinbek",
	year = "2005",
	language = "german",
	keywords = "physics;astromy;time",
}

@Book {rattenhka,
	author = "Bettina von Arnim and Gisela von Arnim",
	title = "Das Leben der Hochgräfin Gritta von Rattenzuhausbeiuns",
	editor = "Otto Mallon",
	publisher = "S. Martin Fraenkel",
	address = "Berlin",
	year = "1926",
	language = "german",
	keywords = "novel;historical",
}