@book{87735,
	author = {Musil, Robert,},
	title = {Beitrag zur Beurteilung der Lehren Machs},
	publisher = {Project Gutenberg,},
	year = {2014},
	address = {Salt Lake City, UT :},
	note = {Release date is 2014-09-18},
	url = {https://www.gutenberg.org/ebooks/46896}
}