@book{87279,
	author = {Velho, Alvaro and Ravenstein, Ernest Georg,},
	title = {A Journal of the First Voyage of  Vasco da Gama 1497-1499},
	publisher = {Project Gutenberg,},
	year = {2014},
	address = {Salt Lake City, UT :},
	note = {Translation of Roteiro da viagem de Vasco da Gama, believed by some authorities to be the work of Alvaro Velho. Editor favors João de Sá as author, rather than Velho.},
	url = {https://www.gutenberg.org/ebooks/46440}
}