@book{81986,
	author = {Batz-Trenquelléon, Charles de,},
	title = {Henri IV en Gascogne (1553-1589)},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Release date is 2012-10-23},
	url = {https://www.gutenberg.org/ebooks/41147}
}