@book{91368,
	author = {Lasker-Schüler, Else,},
	title = {Die Wupper: Schauspiel in 5 Aufzügen},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://de.wikipedia.org/wiki/Die_Wupper},
	url = {https://www.gutenberg.org/ebooks/50530}
}