@book{87192,
	author = {Baker, B. Granville},
	title = {The Walls of Constantinople},
	publisher = {Project Gutenberg,},
	year = {2014},
	address = {Salt Lake City, UT :},
	note = {Release date is 2014-07-21},
	url = {https://www.gutenberg.org/ebooks/46353}
}