@book{81440,
	author = {Probst, Ferdinand},
	title = {Der Fall Otto Weininger: Eine psychiatrische Studie},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Release date is 2012-08-28},
	url = {https://www.gutenberg.org/ebooks/40601}
}