@book{98113,
	author = {Horn, W. O. von,},
	title = {Konstantinopelin valloitus :},
	publisher = {Project Gutenberg,},
	year = {2018},
	address = {Salt Lake City, UT :},
	note = {Release date is 2018-06-06},
	url = {https://www.gutenberg.org/ebooks/57282}
}