@book{77633,
	author = {Ehrenstein, Albert,},
	title = {Tubutsch},
	publisher = {Project Gutenberg,},
	year = {2011},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://de.wikipedia.org/wiki/Tubutsch},
	url = {https://www.gutenberg.org/ebooks/36793}
}