@book{111503,
	author = {Smith, Arthur D. Howden and Stevenson, Robert Louis,},
	title = {Porto Bello gold},
	publisher = {Project Gutenberg,},
	year = {2023},
	address = {Salt Lake City, UT :},
	note = {Prequel to: Treasure Island, by Robert Louis Stevenson.},
	url = {https://archive.org/details/portobellogold0000unse}
}