@book{44059,
	author = {Gildas and Giles, J. A.},
	title = {On the Ruin of Britain},
	publisher = {Project Gutenberg,},
	year = {1999},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/De_Excidio_et_Conquestu_Britanniae},
	url = {https://www.gutenberg.org/ebooks/1949}
}