@book{101029,
	author = {Grey, Zane, and Nyman, Väinö,},
	title = {Salaperäinen ratsastaja},
	publisher = {Project Gutenberg,},
	year = {2019},
	address = {Salt Lake City, UT :},
	note = {Release date is 2019-08-31},
	url = {https://www.gutenberg.org/ebooks/60203}
}