@book{71781,
	author = {Various},
	title = {Encyclopaedia Britannica, 11th Edition, "Constantine Pavlovich" to "Convention" :},
	publisher = {Project Gutenberg,},
	year = {2010},
	address = {Salt Lake City, UT :},
	note = {Release date is 2010-01-11},
	url = {https://www.gutenberg.org/ebooks/30935}
}